Material:? Rubber band
About color&size difference According to the light and different computer monitor, the color may be slightly different as pictures. Besides, please allow 1-3cm measurement differ due to manual making. Your understanding and support are highly appreciated.
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Dear customer Please carefully measure your size before you buy the product.
COMMITMENT We have complete return and replacement policy, we insist that The customer's interests is most important, your satisfaction is our greatest happiness. Please feel free to buy our product.