Please note: No further price reductions will be made. Only those who are ready to buy immediately, please. Used twice in the summer. Please understand and purchase accordingly. Product Information This model enhances mobility by adding a back strap to secure the heel to the "Sock-On Sandals," which can be worn even with socks on. The thong that directly touches the instep uses a soft material. Specifications [Material] Upper: Polyester, E.V.A. foam Outsole: Rubber [Weight] 150g (size M, one foot) *There may be a difference of about 10% due to manufacturing reasons. [Color] Black (BK) [Size] M (25.0 - 26.0cm)