The Helixir Shell Jacket is crafted for those who seek a balance of strength and comfort in their outdoor gear. This shell jacket integrates Spectra fibers, known for their exceptional strength-to-weight ratio and cooling properties, with a robust membrane that ensures durability and waterproofing, making it ideal for challenging big wall climbs. Designed with articulated patterning, it allows for unrestricted movement, while the helmet-compatible hood and elastic waistband provide all-day comfort and comprehensive protection. Lightweight and highly durable waterproof shell Spectra fiber offers a remarkable strength-to-weight ratio Helmet-compatible hood with an elastic opening Articulated elbows and shoulders enhance freedom of movement Two chest pockets with YKK AquaGuard water-repellent zippers Elastic waist and adjustable cuffs for a tailored fit 3 layer waterproof protection with a PFC-free membrane and DWR finish Fully taped seams for added waterproofing 20,000mm water column rat