Sole: Ethylene Vinyl Acetate || Shoe Width: Medium || These footwearas needs to wear a little loose to get full comfort. QUALITY MATERIAL: Women's flip flops sandals are made of EVA. High-quality EVA outsole and insole design with ultra elastic and soft. DESIGN FEATURE: Fashion flat beach slippers constructed with comfy rubber straps to prevent breaking and Quick-drying avoid foot fungus. NON-SLIP OUTSOLE-Textured outsole prevents the accident from you when walking on a wet surface or taking a shower. MULTIPLE PURPOSE: These flip flops are the best leisure sandals to the pool, shower room, spa, the beach, the park, the garden, the shopping mall or any casual occasion no matter indoor or outdoor, especially for a summer holiday to travel.