DescriptionThis box lid Air Vent Hole can make the wind easily flow out of the preservation box spaces. Made of high class silicone material, strong and durable . It is suitable for the exhaust of crisper lid, water cup lid and heat preservation lid . High temperature resistant, Silicone Air Vent Hole is very easy to clean .Features-Color:White -Material:Silicone -Size:3.50X2.50X1.20cm/1.38X0.98X0.47in -Exquisite round holes conform to breathable design, small round holes can be dust-proof and will not easy to block. -Can make the air easily flow out of the preservation box, can keep your food box clean. -Compact small size, light weight, easy to use and convenient to store, you can feel the convenience of it. -This Air Vent Hole does not require much effort to install, the same diameter hole can be mounted directly. -Made from silicone material, very durable, resistant to corrosion, rust and oxidation.