White Silicone O Rings Seals Washer Cross Section
1.5mm OD 5mm-80mm Food Grade 

Features:

●Has good sealing, deformation resistance, high temperature resistance (200 ° C), low temperature resistance (-35 ° C), moderate hardness (55 degrees), wear resistance, waterproof, insulation.

●Material: Food Grade Silicone Rubber 

●Cross Section: 1.5mm

●Outer Dia : 5mm-80mm (According to your choice)

●Inner Dia=Outer Dia-2*Cross Section