The Ultra IV is your go-to amphibious footwear for exploring where land meets water—lightweight, flexible, and built for barefoot movement in nature. Now in an exclusive colourway, chosen by surfing legend John John Florence.Features:No Insole:- No insole, bringing you even closer to the ground for a greater barefoot experience.Easy Toggle Fastening:- Fast, easy and snug toggle.Specifications:- Weight: 296gMaterial:- Upper: 51% I´m Green™ Bio-based EVA (Braskem), 49% Virgin EVA- Lining: 100% Polyethylene- Laces: Toggle: 90% Virgin EVA, 10% Bloom Rise™ EVA, Lace: 66% Elastic, 34% Polyester- Outsole: 39.84% Synthetic rubber, 27.38% Silica, 19.5% Natural rubber, 13.28% Additives and PigmentsCare:- Cleaning: Brush off mud and clean with a damp cloth.- Drying: Dry at room tempreture. Keep out of direct sunlight and avoid putting on a radiator.