Size: one size
Diameter 2.8cm,? strap length 19.5cm
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.