Colourful and durable, the silicone flex boot lets you customize your Hydro flask and protects your bottle from every day bumps and bruises.
- Removable, silicone boot adds extra protection to your Hydro Flask
- Medium boot fits 32 and 40 oz wide mouth bottles
- Medium boot is not compatible with 32 oz or 40 oz Lightweight Wide Mouth Trail Series bottles
- BPA-Free
- Lifetime Warranty