We will package well and protect your privacy 100%, descripted "Metal Parts" on Package
 
Features:
304 Stainless Steel Material, 100% New and High Quality, Great workmanship
It is better functionality than the lock and more convenient for operation
 
 
Specifications
Material: 304 Stainless Steel
Color: Siliver
Size and Weight:
S: Inner Diameter 28mm/1.1inch,  Weight about 202g
M: Inner Diameter 30mm/1.18inch,  Weight about 267g
L: Inner Diameter 33mm/1.3inch,  Weight about 338g
XL: Inner Diameter 35mm/1.38inch,  Weight about 450g
 
Package:
1 x Ball
1 x Pouch bag

Note: Please help to understand if size and weight have little difference due to manual measure