evo.com | Airblaster Long Underwear One Piece > The Airblaster Merino Ninja Suit for men is the gold standard of base layers. It's stealth-warm, ninja-flexible, and built from a Merino-rich blend that's 45% stronger and dries twice as fast as Merino alone. Made with non-mulesed wool, so you and the sheep can both feel good. Easy Entry / Exit Through Full Length Center Front Zipper 350deg Waist Zip for Easy Bathroom Access YKK Zippers Throughout 210g/m^2 Airblaster Merino Blend is 55% Merino Wool, 37% Nylon, and 8% Elastic 4-Way Stretch Merino Fabric | Airblaster Ninja Suit Men's 2026 - Medium Gray | Nylon/Wool