Women's shoe thick bottom PVC non-slip waterproof rain shoe covers essential rainy season?

Colors， please refer to the option?

Size?

H302 H303: S code (35-36) M code (37-38) L code (39-40)?

H305 adjustable: S code (34-35) M code (36-37) L code (38-40)?

H-502/H-505: M code (36-37) L code (38-39) XL (40-41)?

Material PVC?

Recommended reason?

Rain and snow weather， waterproof shoe covers worn over shoes， without changing his shoes， water pollution can achieve the purpose of protection of shoes.?

Different styles weight shoes weight 140g-280g