Descriptions:
Maybe you desire to stretch and exercise your ball. Maybe you want to add stretching fun for your toy wardrobe.
Features:
Size and Weight: As picture shown
Function: lock fine delay, experience more exciting
Material: stainless steel
Type: ball stacker & ball stretch
Package list: one piece of ring
O-ring Type
Material: Zine Alloy,
Color: Siliver
Inner Diameter Size and Weight:
30MM/1.18", 136g/4.8oz,
35MM/1.38", 152g/5.36oz,
40MM/1.57", 163g/5.75oz,
45MM/1.77", 181g/6.38oz,
50MM/1.97", 195g/6.88oz
Note: Please allow some measurement error and contact us if have any question