MEN'S THERMOBALL" ECO JACKET NEW. Thanks to its new baffle design, this updated ThermoBall" Jacket delivers more effective and long-lasting insulation, even in damp conditions. " Weight | 270g " Fabric - body | 100% recycled nylon " Fabric - insulation | ThermoBall" Eco 100% post-consumer recycled polyester " Sizes | S, M, L, XL, XXL " Reverse-coil front zip " Packs into chest pocket " Concealed, secure-zip hand pockets " Heat transfer logo on left chest and back-right shoulder