The Sisstr 4/3 Wetsuit delivers everything you need for flush-free warmth and mobility in cold waters. Made with 100% Japanese limestone-based Super Stretch neoprene, it’s lightweight, soft, and easy to wear. Designed with a back zip for convenience, it offers unmatched performance for surfers and cold water enthusiasts alike.

Key Features

• Premium Neoprene: 100% Super Stretch Japanese limestone-based neoprene for warmth, flexibility, and comfort
• Thermal Stretch Lining: Insulates heat to keep you warm in cold conditions
• Eco-Friendly Construction: Dope Dyed Fabric laminated with AquaA water-based lamination, made by Bluesign-approved mills
• Back Zip Entry: Features a double-layer Thermal Flush Barrier to block water and retain warmth
• Reinforced Seams: Tripled glued, blind stitched, and sealed with Sisstr Neo 3.0 stretch tape for durability and comfort
  
• Abrasion-resistant Supratex knee pads for flexibility and strength
• Liquid tape cuff seals and Glideskin neck seal to prevent flushing
• Easy access key cord

Specs

• Material: 80% Neoprene, 20% Nylon
• Water Temperature: Designed for 51–58°F (11–14°C)

Perfect for surfers seeking a reliable, eco-conscious wetsuit that combines simplicity, warmth, and performance.