
Original: $357.23
-70%$357.23
$107.17The Story
Crafted from the demands and critique of GUL’s elite team riders, the Viper is your ultimate line of defence against the cold—delivering uncompromising warmth without sacrificing freedom of movement.
KEY BENEFITS
- Weightless – Engineered for effortless performance
- Unrestrictive – Maximum flexibility for dynamic motion
- Movement – Designed to follow your body’s natural flow
CONSTRUCTION
- Blindstitched seam construction for superior durability
- Premium Japanese Yamamoto® neoprene for unmatched insulation
- Pinstripe external upper for sleek style
- Lava Fluid Stretch lower for enhanced flexibility
- PowerTex4 knee pads for abrasion resistance
- Graphene X BoltDry+ thermal lining for advanced heat retention
- ThermoSpan thermal lining for core warmth
- Micro2Flex internal lining for comfort
- Lava Flow internal taping (full) for watertight integrity
FEATURES
- ABS chest zip entry system
- PK #8 low-profile stainless steel zipper
- Pro GlideSkin collar for reduced flushing
- RevoFit 3D pattern technology for anatomical fit
- S-Seal cuff & ankle seals
- Embossed knee bend for flexibility
- Wind mesh kidney panel for wind chill protection
- Twin-Cinch flush barrier
- True thickness foam for consistent insulation
- Integrated key loop

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Crafted from the demands and critique of GUL’s elite team riders, the Viper is your ultimate line of defence against the cold—delivering uncompromising warmth without sacrificing freedom of movement.
KEY BENEFITS
- Weightless – Engineered for effortless performance
- Unrestrictive – Maximum flexibility for dynamic motion
- Movement – Designed to follow your body’s natural flow
CONSTRUCTION
- Blindstitched seam construction for superior durability
- Premium Japanese Yamamoto® neoprene for unmatched insulation
- Pinstripe external upper for sleek style
- Lava Fluid Stretch lower for enhanced flexibility
- PowerTex4 knee pads for abrasion resistance
- Graphene X BoltDry+ thermal lining for advanced heat retention
- ThermoSpan thermal lining for core warmth
- Micro2Flex internal lining for comfort
- Lava Flow internal taping (full) for watertight integrity
FEATURES
- ABS chest zip entry system
- PK #8 low-profile stainless steel zipper
- Pro GlideSkin collar for reduced flushing
- RevoFit 3D pattern technology for anatomical fit
- S-Seal cuff & ankle seals
- Embossed knee bend for flexibility
- Wind mesh kidney panel for wind chill protection
- Twin-Cinch flush barrier
- True thickness foam for consistent insulation
- Integrated key loop





















