Rubber sole
CONSIDERATE DESIGN:These flats shoes women add sponge cushion at the back heel,do what we can to protect your ankles,avoid the blister,and you also no need to spend extra $5 even $10 to buy a sticker,as the sticker will be drop off sometimes.
SUPER SOFT & COMFORT:These flats shoes have 2x memory foam insole, make you walking on the clouds. Special ankle protection design, not only comfortable, but also sweet & warm like lover’s hug.Textile sponge linging make your feet breathing all the day.