Features: Quality silicone, protect the feeding bottle from easy breakage and prevent accidents from occurring. Stable and large base, small handle, round and easy to grip. Bottle sleeve with grip handle for better fall prevention effect, avoiding scratches and abrasions. Suitable for infants and toddler who are bottle fed, especially those little adventurers prone to dropping or bumping their bottles. Great for use at home, in daycare, or travel, effectively reducing the risk of bottle damages. Specifications: Component: Silicone Parameters: Suitable for Beiqin 240ML/160ML bottles Size: Large, Small (optional) Color: refer pictures to selection please Quantity: 5pcs/set Practicality: Anti-fall protection, suitable for daily use and carrying out, easy to clean and install Package Includes: 5Pcs Silicone Bottle Sleeve note: The 2nd generation is narrow caliber, while the 3rd generation is wide caliber. Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.