1pc Silicone Rubber Wedding Ring Flexible Comfortable Safe Work Active Sport Gym

Size: Inside Diameter  #8=18.2mm  #9=18.9mm  #10=19.8mm  #11=20.7mm  #12=21.5mm  #13=22.3mm

Material: Silicone

thickness of the ring: 2mm

Color: plz choose

Width:8.7mm

Quantity: 1pc