Feature：

1. Advanced thermoplastic PVC holds heat longer than traditional rubber bottles, 1.5 longer than traditional rubber bottles, also works as an ice pack, or cold water bottle.
2. Wide mouth and large aperture ensure safe filling.
3. Eco-friendly PVC material, SGS certified, odorless and recyclable.
4. Transparent with trendy colors.
5. Fabulous to use for relieving night coldness, aches and pains, muscular tension, stress or cramps, etc.
6. Airtight test for 48 hours to avoid leakage issue.