DescriptionDesigned both for people who participate in a range of athletic activities or people just using in daily life where they experience sweat and fatigue in the feet . Our insoles will effectively reduce odor and absorb sweat, making your feet breathable all day.Features-Color:Light Yellow-Material:loofah sponge- 37Size:23.50X8.20X0.40cm/9.24X3.22X0.16in- 38Size:24.00X8.40X0.40cm/9.43X3.30X0.16in- 39Size:24.50X8.40X0.40cm/9.63X3.30X0.16in- 40Size:25.00X8.60X0.40cm/9.82X3.38X0.16in - Made of loofah sponge material, durable and practical, long service life and easy to use. - Designed both for people who participate in a range of athletic activities or people just using in daily life. - Our insoles will effectively reduce odor and absorb sweat, making your feet breathable all day. - Tight and firm edge, smooth thread, wear-resistant. - It can make the feet feel fresh and more comfortable.