Unisex Shoes Swimming Water Yog Women Men Barefoot Outdoor Beach Sandals Upstream Aqua Shoes Nonslip River Sea Diving SneakersShoe features:non slip, breathable, wear-resistant, comfortable, quick drying, and easy to carry.Usage scene:swimming, diving, beach, rowing, driving, riding, yoga, walking, etcShoes Size Description (unit: CM)1inch=2.54cm 1cm=0.39inchSize 28 =17.2 cm=suitable 16.8-17.5 cm feet longSize 29 =17.7 cm=suitable 17.5-18.1 cm feet longSize 30 =18.5 cm=suitable 18.2-18.8 cm feet longSize 31 =19.2 cm=suitable 18.9-19.6 cm feet longSize 32 =20 cm=suitable 19.7-20.3 cm feet longSize 33 =20.5 cm=suitable 20.4-20.8 cm feet longSize 34 =21 cm=suitable 20.8-21.5 cm feet longSize 35 =22 cm=suitable 21.6-22.3 cm feet longSize 36 =22.5 cm=suitable 22.3-22.8 cm feet longSize 37 =23 cm=suitable 22.8-23.4 cm feet longSize 38 =23.8 cm=suitable 23.4-24.2 cm feet longSize 39 =24.5 cm=suitable 24.2-24.8 cm feet longSize 40 =25 cm=suitable 24.8-25.5 cm feet longSize 41 =26 cm=suitable 25.6-26.3 cm feet longSize 42 =26.5 cm=suitable 26.3-26.8 cm feet longSize 43 =27 cm=suitable 26.8-27.5 cm feet longSize 44 =28 cm=suitable 27.6-28.3 cm feet longSize 45 =28.5 cm=suitable 28.3-28.8 cm feet longSize 46 =29 cm=suitable 28.8-29.5 cm feet longSize 47 =30 cm=suitable 29.6-30.5 cm feet long