1.2mm Thick Waterproof White Gasket 16mm-40mm I ring for Watch Crystal Glass

Gasket Thickness: 1.2mm Width: 0.5mm

Packing differ from what the photo shows 

Inner Diameter:

18mm, 18.5mm, 19mm, 19.5mm, 20mm, 20.5mm, 21mm, 21.5mm, 22mm, 22.5mm, 23mm, 23.5mm, 24mm, 24.5mm, 26mm, 26.5mm, 27mm, 27.5mm, 28mm, 28.5mm, 29mm, 29.5mm, 30mm, 30.5mm, 31mm, 31.5mm, 32mm, 32.5mm, 33mm, 33.5mm, 34mm, 34.5mm, 35mm, 35.5mm, 36mm, 36.5mm...40mm

1 piece per order, please choose the size that you need.

Package included: 1 piece x Waterproof I-ring Seal Gasket