Features: 

High Quality:304 Stainless Steel mateiral, mirror polished, great workmanship. Edge and cornerns haven't sharp, comfortable wear 

Easy use: It is easy wear and take off, slip is tight, please don't worry it will drop off when using

Specifications:

Material: 304 Stainless Steel 

Color: Siliver 

Size and Weight: 

Small: Inner size 44x24mm, Height 18mm. Weight 200g

Large: Inner size 44x24mm, Height 30mm. Weight 400g

Package: 

1 x Ball 

1 x Pouch bag 

Please help to understand if size and weight have some differ due to manual measure. Thanks