[High Quality]: Highly elastic silicone retains its elasticity after multiple uses. It can easily return to its shape after each use. With the cap on, it stays firmly in place on any size bottle. Ensures that the bottle will not leak due to accidental external forces. [Versatile to Use]: The lid is made of food-grade silicone with high elasticity and excellent resistance to breakage and can be used for most in luggage, such as shampoo bottles, conditioners, hairsprays, cosmetics, etc. Note: to pump heads, spike-type, sharp products. [New design]: Our silicone sleeves have a new design, different from the mainstream straight type in the market now, we have optimized the product in terms of portability based on customer feedback. [Safe and pollution-free]: Our products are made of food-grade silicone and are subjected to quality inspection and aging tests before delivery. size: 8cm Material: Silica gel colour: Blue Package Contents: 16 x Elastic Sleeves Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is 1-3cm.