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Gul's Viper combines our exclusive RS-Flex MK2 neoprene with Boltdry X thermal insulation, Razor thin liquid Seam Weld and Quadrate horizontal bib. Lighter, warmer, more insulating and quick drying with improved Revo technology. Viper is the latest advancement from the cold water specialist, leaders in innovation for over 50 years.


  • REVO FIT: 3D pattern technology 

  • BLINDSTITCHED: Seam construction

  • NEONSEAM: super thin 4mm liquid seam

  • RS-FLEX MK2: 150%  textured super stretch

  • FX:LITE: 150% super- stretch main body, 15% lighter than X-FLEX neoprene.

  • BOLT DRY X: Thermal quick dry core

  • G-TAPE: Inner waterproof X-Flex taping fuses seams together for additional reinforcement.

  •  MESH: back to prevent wind chill

  •  POWERTEX4: knees for flexibility & durability

  •  AQUA- RING: wrist seals

  •  KEY POCKET: lower calf pocket with key loop

  •  QUADRATE: Horizontal bib chest 

  •  PRO NECK: seam free neck seal

  •  PK: zip

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Wrist seals to reduce water penetration whilst increasing comfort, creating a snug fit on your wrist minimising flush.
Four way stretch high specification knee panels designed to resist the most harsh elements while providing maximum flexion and extension of the knee.
Optimum core wind chill protection by absorbing solar heat and reducing evaporative cooling.
Inner waterproof X-Flex taping fuses seams together for additional reinforcement.
Key Pocket
Streamline lower calf key pocket with drain hole and key loop.
This horizontal bib front entry system contains a micro blackout low profile waterproof chest zip.The Glideskin seals and the concealed bungee cord keeps water out. Eradicating the back zip gives extra stretch to the back of the suit. A snaplock ensures that the zip pull stays in place.
RS- Flex
RS- FLEX- 150% Textured Stretch Neoprene, 20% lighter 30% less water Obsorption in your boot.

Introducing Bolt Dry X, Guls’ exclusive fastest drying neoprene yet. The ultra quick-dry core wicks water away from the skin creating a cushion of air between the body and suit, giving ultimate insulation and warmth. Now with even more stretch.

NEOTAPE Thermo Seam Tape: 4-way stretch, lightweight, durable glideskin interior seam tape creates an even better seal that keeps warmth in and water out. The tape is either gold or black glideskin.
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