1. Material: aluminum alloy 2. High hardness, light weight, strong wear resistance and durable 3. Multi-point support, buckle design 4. Suitable for most beverage bottles, wrap around for a secure fit 5. Surface paint design to prevent scratches 6. Simple installation, saving time and effort 7. Weight: 60 grams 8. Dimensions: 14.4x7.4x7.4cm