10Pcs White Silicone Sealing O-Rings Gaskets for 4.0/4.5cm Vacuum Bottle Cover Stopper Thermal Cup Lid Outdoor Travel Bullet Flask Covers

Set Include: 10Pcs Silicone Sealing Rings
Condition: Brand New
Material: Silicone
Color: White(as pictures show)

Features:
10Pcs Sealing O-Rings for Thermoses Bottle Cover Outdoor Travel Bullet Flask Covers.
Made from high-quality, durable, food-safe silicone, BPA-free, phthalate-free and latex-free.
Easy to replace, no tools required, simply roll off the old gasket and pull on the new one.
Replace that old, gunked up rubber ring with a new ring to give your cup that perfect seal!
Suitable for covers of  insulation cup extraoral diameter of 4.5/5.2cm.

Size:
Top Diameter: approx. 4cm/1.6", Bottom Diameter: 2.7cm/1.08"
Top Diameter: approx. 4.5cm/1.8", Bottom Diameter: 3.5cm/1.4"

Friendly Tips: The size is measured by hands, please allow minor error of measurement. Photo color might be a little different from the actual product due to color display of different monitors.