Caia Koopman

Bundle and save with the Umijoo no show 4-pack, featuring four incredible no show socks with artwork focused on ocean and sea shore wildlife.

The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman. The purpose of the story is a plea to all of us for the conservation of the Earth’s land, its natural waters, and the creatures living there. Join MERGE4 in doing everything possible to educate and inspire a new generation of ocean advocates.

Key Features:

• Ultimate comfort with Seamless Toe design
• Secure fit ensured by Y Heel construction
• Moisture Wicking keeps feet dry and fresh
• Enhanced circulation through Light Gradient Compression
• Stability provided by Elastic Arch Support
• Strategic Plush Cushioning offers sublime comfort

Materials:

• 32% Cotton for a luxuriously soft touch
• 30% Polyester for enduring durability
• 35% Nylon for unwavering strength
• 3% Lycra for the perfect stretch

Free hugs!

These no show socks for men and women feature silicone grips to prevent slippage and a seamless heel and toe. Caia Koopman's octopus socks are here to hug your feet! 

The strawberry squid is found in the depths of the ocean. The strawberry squid has captivated the imaginations of scientists and artists alike, and its distinctive appearance has inspired many works of art and literature and its bright red color and unique body shape make it stand out from other types of squid. With MERGE4's strawberry squid art crew socks, you can now bring a touch of this magical creature into your everyday life, and showcase your love for the ocean and its inhabitants. These performance no show socks from MERGE4 are both comfortable and durable. The signature "cult-weave" technology from MERGE4 ensures a secure and comfortable fit all day long. The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman. 

Sizing

Unisex Large: 9-12 Mens // 8.5-13.5 Womens
Unisex Medium: 4.5-8.5 Mens // 5.5-10 Womens
UK Medium: 3.5-7.5 Mens // UK Large: 6-11 Mens
Europe Medium: 36-41 Mens // Europe Large: Mens 39-46
Japan Medium: 22.5-26.5 Mens // Japan Large: 25-30
Brazil Medium: 32 - 37 Mens // Brazil Large: 35-39

Features Include

Seamless Toe
Y Heel
Moisture Wicking Soles
Light Gradient Compression
Elastic Arch Support
Strategic Plush Cushioning

Materials

32% Cotton
30% Polyester
35% Nylon
3% Lycra

Care Details
To keep your MERGE4 socks in tip-top shape, we recommend machine washing on a gentle cycle with cold water. Use non-chlorine bleach. For drying, tumble dry on low heat. Please avoid ironing or dry cleaning for best results.

Dive into style with MERGE4's cormorant art crew socks! These vibrant and playful socks showcase stunning artwork of the seabird, making them the perfect choice for anyone who loves nature and adventure. Crafted from a premium cotton blend, these socks offer a comfortable fit and advanced features such as light compression and padded soles, making them perfect for all-day wear. Whether you're hitting the trails, running errands, or just lounging around the house, these socks provide the support and style you need to stay comfortable and confident. The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman. 

Sizing

Unisex Large: 9-12 Mens // 8.5-13.5 Womens
Unisex Medium: 4.5-8.5 Mens // 5.5-10 Womens
UK Medium: 3.5-7.5 Mens // UK Large: 6-11 Mens
Eurpoe Medium: 36-41 Mens // Europe Large: Mens 39-46
Japan Medium: 22.5-26.5 Mens // Japan Large: 25-30
Brazil Medium: 32 - 37 Mens // Brazil Large: 35-39

Features Include

Seamless Toe
Y Heel
Moisture Wicking Soles
Light Gradient Compression
Elastic Arch Support
Strategic Plush Cushioning

Materials

32% Cotton
30% Polyester
35% Nylon
3% Lycra

Care Details
To keep your MERGE4 socks in tip-top shape, we recommend machine washing on a gentle cycle with cold water. Use non-chlorine bleach. For drying, tumble dry on low heat. Please avoid ironing or dry cleaning for best results.

MERGE4's Umijoo Collection offers Blue Jellyfish no show socks! These soft, and comfy below-the-ankle no show socks are designed for incognito wear while keeping your feet feeling great. The collection is inspired by a book by Casson Trenor, an ocean conservationist, and illustrated by Caia Koopman, a talented pop surrealist and MERGE4 collaborator. These unique Blue Jellyfish no show socks are great for your sock collection or a unique gift to someone who loves the ocean.

Sizing

Unisex Large: 9-12 Mens // 8.5-13.5 Womens
Unisex Medium: 4.5-8.5 Mens // 5.5-10 Womens
UK Medium: 3.5-7.5 Mens // UK Large: 6-11 Mens
Eurpoe Medium: 36-41 Mens // Europe Large: Mens 39-46
Japan Medium: 22.5-26.5 Mens // Japan Large: 25-30
Brazil Medium: 32 - 37 Mens // Brazil Large: 35-39

Features Include

Seamless Toe
Y Heel
Moisture Wicking Soles
Light Gradient Compression
Elastic Arch Support
Strategic Plush Cushioning

Materials

60% Cotton
26% Nylon
11% Polyester
3% Lycra

Care Details
To keep your MERGE4 socks in tip-top shape, we recommend machine washing on a gentle cycle with cold water. Use non-chlorine bleach. For drying, tumble dry on low heat. Please avoid ironing or dry cleaning for best results.

Dive deep into the world of MERGE4 with our angler fish art no show socks! These vibrant and unique socks feature an eye-catching angler fish design that's perfect for anyone who loves marine life or just wants to add some personality to their sock game.
But these no show socks aren't just about style – they're also designed with comfort and performance in mind. With features like light compression and padded soles, these socks provide a comfortable fit that's perfect for all-day wear. And with their high-quality construction and attention to detail, these socks are sure to become a favorite in your collection. The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman. The purpose of the story is a plea to all of us for the conservation of the Earth’s land, its natural waters, and the creatures living there. Join MERGE4 in doing everything possible to educate and inspire a new generation of ocean advocates. Art from Caia Koopman in the book Umijoo

Sizing

Unisex Large: 9-12 Mens // 8.5-13.5 Womens
Unisex Medium: 4.5-8.5 Mens // 5.5-10 Womens
UK Medium: 3.5-7.5 Mens // UK Large: 6-11 Mens
Eurpoe Medium: 36-41 Mens // Europe Large: Mens 39-46
Japan Medium: 22.5-26.5 Mens // Japan Large: 25-30
Brazil Medium: 32 - 37 Mens // Brazil Large: 35-39

Features Include

Seamless Toe
Y Heel
Moisture Wicking Soles
Light Gradient Compression
Elastic Arch Support
Strategic Plush Cushioning

Materials

60% Cotton
26% Nylon
11% Polyester
3% Lycra

Care Details
To keep your MERGE4 socks in tip-top shape, we recommend machine washing on a gentle cycle with cold water. Use non-chlorine bleach. For drying, tumble dry on low heat. Please avoid ironing or dry cleaning for best results.

Step up your sock game with CAIA KOOPMAN's limited edition reef art socks! These vibrant and eye-catching no show socks feature Koopman's signature style, inspired by the beauty of the ocean and its inhabitants. With a comfortable fit and a unique design by Caia Koopman, these socks are the perfect addition to your sock collection

Sizing

Unisex Large: 9-12 Mens // 8.5-13.5 Womens
Unisex Medium: 4.5-8.5 Mens // 5.5-10 Womens
UK Medium: 3.5-7.5 Mens // UK Large: 6-11 Mens
Eurpoe Medium: 36-41 Mens // Europe Large: Mens 39-46
Japan Medium: 22.5-26.5 Mens // Japan Large: 25-30
Brazil Medium: 32 - 37 Mens // Brazil Large: 35-39

Features Include

Seamless Toe
Y Heel
Moisture Wicking Soles
Light Gradient Compression
Elastic Arch Support
Strategic Plush Cushioning

Materials

60% Cotton
26% Nylon
11% Polyester
3% Lycra

Care Details
To keep your MERGE4 socks in tip-top shape, we recommend machine washing on a gentle cycle with cold water. Use non-chlorine bleach. For drying, tumble dry on low heat. Please avoid ironing or dry cleaning for best results.

The strawberry squid is found in the depths of the ocean. The strawberry squid has captivated the imaginations of scientists and artists alike, and its distinctive appearance has inspired many works of art and literature and its bright red color and unique body shape make it stand out from other types of squid. With MERGE4's strawberry squid art no show socks, you can now bring a touch of this magical creature into your everyday life, and showcase your love for the ocean and its inhabitants. These performance no show socks from MERGE4 are both comfortable and durable. The signature non slip cuff from MERGE4 ensures a secure and comfortable fit all day long. The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman. 

Sizing

Unisex Large: 9-12 Mens // 8.5-13.5 Womens
Unisex Medium: 4.5-8.5 Mens // 5.5-10 Womens
UK Medium: 3.5-7.5 Mens // UK Large: 6-11 Mens
Eurpoe Medium: 36-41 Mens // Europe Large: Mens 39-46
Japan Medium: 22.5-26.5 Mens // Japan Large: 25-30
Brazil Medium: 32 - 37 Mens // Brazil Large: 35-39

Features Include

Seamless Toe
Y Heel
Moisture Wicking Soles
Light Gradient Compression
Elastic Arch Support
Strategic Plush Cushioning

Materials

60% Cotton
26% Nylon
11% Polyester
3% Lycra

Care Details
To keep your MERGE4 socks in tip-top shape, we recommend machine washing on a gentle cycle with cold water. Use non-chlorine bleach. For drying, tumble dry on low heat. Please avoid ironing or dry cleaning for best results.

Another stunning design from MERGE4 collaborator Caia Koopman. These 'Dragon Tea' performance compression socks for women from our Umijoo collection boasts an stunning gorgeous design. Made with comfort in mind with an added cushion in the sole along with light compression to keep your feet fresh after a full day. Whether you're dressing up for a special event or just want to add some fun to your everyday wear, the MERGE4 Dragon Tea socks are the perfect choice for you. The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman.

Sizing

US Womens: 5.5-10
UK Womens: 3.5-7.5
Eurpoe Womens: 35-41
Japan Womens: 22-26.5
Brazil Womens: 31 - 37

Features Include

Seamless Toe
Y Heel
Moisture Wicking Soles
Light Gradient Compression
Elastic Arch Support
Strategic Plush Cushioning

Materials

32% Cotton
30% Polyester
35% Nylon
3% Lycra

Care Details
To keep your MERGE4 socks in tip-top shape, we recommend machine washing on a gentle cycle with cold water. Use non-chlorine bleach. For drying, tumble dry on low heat. Please avoid ironing or dry cleaning for best results.

The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman. The purpose of the story is a plea to all of us for the conservation of the Earth’s land, its natural waters, and the creatures living there. Join MERGE4 in doing everything possible to educate and inspire a new generation of ocean advocates.

Beautiful designed MERGE4 compression crew socks for women. A woman sipping tea with cherry blossoms, made for running errands, hitting the gym, or just lounging at home, these compression crew socks add the perfect pop of color to your outfit. Made with a built in support system with features like moisture wicking padded soles, elastic arch support, a Y heel pocket and a non slip cuff. Be ready for anything, try a pair and feel the difference. The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman

Sizing

US Womens: 5.5-10
UK Womens: 3.5-7.5
Eurpoe Womens: 35-41
Japan Womens: 22-26.5
Brazil Womens: 31 - 37

Features Include

Seamless Toe
Y Heel
Moisture Wicking Soles
Light Gradient Compression
Elastic Arch Support
Strategic Plush Cushioning

Materials

32% Cotton
30% Polyester
35% Nylon
3% Lycra

Care Details
To keep your MERGE4 socks in tip-top shape, we recommend machine washing on a gentle cycle with cold water. Use non-chlorine bleach. For drying, tumble dry on low heat. Please avoid ironing or dry cleaning for best results.

The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman. The purpose of the story is a plea to all of us for the conservation of the Earth’s land, its natural waters, and the creatures living there. Join MERGE4 in doing everything possible to educate and inspire a new generation of ocean advocates.

Dive into style with MERGE4's cormorant art no show socks! These vibrant and playful socks showcase stunning artwork of the seabird, making them the perfect choice for anyone who loves nature and adventure. Crafted from a premium cotton blend, these socks offer a comfortable fit and advanced features such as light compression and padded soles, making them perfect for all-day wear. Whether you're hitting the trails, running errands, or just lounging around the house, these no show socks provide the support and style you need to stay comfortable and confident. The Umijoo Collection is based on a book by Casson Trenor, an ocean conservationist, and illustrated by MERGE4’s collaborator and pop surrealist, Caia Koopman. 

Sizing

Unisex Large: 9-12 Mens // 8.5-13.5 Womens
Unisex Medium: 4.5-8.5 Mens // 5.5-10 Womens
UK Medium: 3.5-7.5 Mens // UK Large: 6-11 Mens
Eurpoe Medium: 36-41 Mens // Europe Large: Mens 39-46
Japan Medium: 22.5-26.5 Mens // Japan Large: 25-30
Brazil Medium: 32 - 37 Mens // Brazil Large: 35-39

Features Include

Seamless Toe
Y Heel
Moisture Wicking Soles
Light Gradient Compression
Elastic Arch Support
Strategic Plush Cushioning

Materials

60% Cotton
26% Nylon
11% Polyester
3% Lycra

Care Details
To keep your MERGE4 socks in tip-top shape, we recommend machine washing on a gentle cycle with cold water. Use non-chlorine bleach. For drying, tumble dry on low heat. Please avoid ironing or dry cleaning for best results.