150PCS 21mm Pressure Sensitive Sealing Gasket Round Can Heat Resistant Foam Cap Liner Torque Activated Safety Protection Tamper Proof Kit for Wine Bottles and Sunscreen Bottles

BL-21mm Pressure-Sensitive Sealing Gasket Kit, suitable for secret flasks, sunscreen bottles, and round can sealing, heat-resistant foam cap lining, torque-activated safety protection, compatible with almost all Secret Flasks Product Name: Pressure-Sensitive Sealing Gasket Product Material: Foam Product Size: 21mm Product Quantity: 150pcs Note: Due to lighting effects, monitor brightness, contrast settings, etc., there may be slight differences between the image and the actual product. Due to manual measurement, there may be a 1-2mm difference in dimensions. Thank you for your understanding.

• Product Packaging: The set includes 150 pieces of 21mm self-adhesive sealing gaskets, suitable for most types of bottles made from various materials, with an ample quantity to meet your long-term usage needs.
• Product Design: The pressure-sensitive sealing gaskets feature a torque-activated adhesive coating, allowing for pressure sealing simply by rotating the bottle cap, without the need for additional tools or accessories.
• Product Function: Our pressure-sensitive sealing gaskets effectively block dust, moisture, and contaminants from entering, ensuring the contents inside remain fresh and dry for an extended period, eliminating leakage and odor issues.
• Product Application: This 21mm pressure-sensitive sealing gasket is perfectly compatible with secret bottles from brands such as GoPong, Soleil Mignon, Smuggs Jugs, and Party On. It can also be used for leak-proof cosmetic bottles, travel-sized shampoo seals, moisture-proof spice jars, and various other daily applications.
• Usage Instructions: Place the pressure-sensitive seal with the printed side facing down at the bottom of the bottle cap. Tighten the cap and let it sit for 120 minutes. When opening, the seal will automatically adhere firmly to the bottle opening, achieving a perfect seal effortlessly.