Features: The product is made of silicone material, which is resistant to highly temperature and wear. It has good sealing performances, effectively preventing the overflows or leakage of the straw. The straw cover can keep the straw clean and hygienics, prevent dust, foreign objects, or bacteria from entering the straw, and improve the safe of use. The reusable silicone straw cover can replace plastic straw, reduce plastic waste generation, and be more environmentally friendly. The straw cover adopts a simple and compact design, which can be carried in a portable water cup or childrens water bottle for easy use when going out. Suitable for various cup mouth sizes. Suitable for daily household drinks, such as water cups, teas cups, etc., providing family members with a healthier and more convenient drinking experience. Specifications: Material: Silicone Style: Animal Combination 4pcs/Star Combination 4pcs/Animal&Star 8pcs Size: As shown in the picture Package Includes: 4/8pcs Silicone Straw Covers Cap note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.