evo.com | BlackStrap Neck Gaiters > The BlackStrap The Apex Tube puts up a solid fight when it comes to cold weather thanks to a dual-layer, APEX Therma Liner construction. As the warmest neck tube in BlackStrap's line, it's safe to say you are in good hands when things get frosty. Dual Layer Construction One Size Fits Most UPF 50+ UV Rated All BlackStrap fabrics have been tested in accordance with Solar Light Company to ensure to ensure the highest rating in the market, 98% UV Protection (UPF 50+). TREO Fabric The cornerstone of BlackStrap's lightweight fabric technology. TREO is a breathable, performance knit synthetic blend with 4-way stretch, quick-dry, and odor-free attributes. TREO fabric is freeze-resistant and highly abrasion-resistant with a soft-touch next-to-skin feel. Helmet Friendly Ergonomic Fit | BlackStrap The Apex Tube 2026 Neck Gaiter in Khaki