These boxers are constructed using the innovative Silk like sustainable material EcoVero™. Derived from certified renewable wood sources using an eco-responsible production. Key benefits include 50% lower emissions and water impact than generic viscose. Certified eco-responsible sustainable wood pulp and full supply chain transparency. EcoVero™ is light, soft and is naturally breakable and wicks moisture away from skin, allowing it to evaporate quickly. Features include: Flatlock stitching: For a seamless look and added comfort. Friction free support panel construction, ensures no chaffing. No Tag construction: No itchy tags! Packaging made using FSC certified recycled card, which is also 100% recyclable. Material composition: 95% Eco vero viscose, 5% elastane.