- Elastic silicone sleeve designed to protect the base of water bottles - Prevents dents, scratches, and damage to the bottom of the bottle - Reduces noise when placing the bottle on hard surfaces - Easy installation: just place the sleeve and adjust - Easy to clean, simply rinse with water - Compatible with wide-mouth and standard bottles of 12 oz, 14 oz, 16 oz, 18 oz, 20 oz, 21 oz, and 24 oz - Fits most bottles with a diameter between 7.1 cm and 7.6 cm - Non-slip surface for greater safety and stability - Includes 2 units in light pink color - Perfect for sports, camping, hiking, and everyday use