New Lytech Original Techno Elastic Upper has added elasticity for a soft, mouldable fit, ensuring optimal comfort and the perfect fit; Lightweight PU outsole is durable and shock absorbing, without weighing you down; Ergonomic Sport outsole with antiviral properties that prevent the spread of virus particles. protecting the health and wellbeing of all. Arcopedico tests showed the antiviral activity killed 99% of viruses; Removable insole can be exchanged for an insole of your choice; Patterned outsole provides traction on a variety of surfaces; 100% recycled upper material is environmentally sustainable and eco-friendly; Arcopedico's signature Twin Arch Support System - dual lengthwise structures that correctly align and support the foot, distributing your bodyweight through the entire plantar surface; Includes Arcopedico's new Hybrid-Air Insole System - ergonomic comfort insoles made from recycled materials combining a moisture absorption and dissolution system with the ability to regenerate air and balance the temperature inside the shoe; Vegan