Hunter Men's Bloom Algae Foam Slide in Zesty Yellow Lightweight slide sandal made from Bloom arga* Embossed Hunter logo on instep Some sandals with straps are made of the same material. *If the lake grows over algae, it releases toxins, consumes oxygen, and blocks sunlight into the aquatic plants can cause harm to the ecosystem. The material used in the BLOOM™ foam slide sandal is made from this algae. Purifies natural waterways and returns purified water to the algae habitat, while using it as a substitute for petroleum derived to reduce CO2 emissions. BLOOM™ purifies 101 liters of water per pair of sandals and reduces carbon dioxide from 64 cubic meters of air. Filters 50 liters of water and 31 cubic meters of air per pair of Bloom™ slide to reduce environmental impact.Features & detailsSandals using environmental materialLightweight material