Colorful protection.

Make your Hydro Flask your own with a colorful, durable silicone Flex Boot. Customize your look and protect against bumps and dings.

Medium boot fits 32 and 40 oz wide mouth bottles.

Please note: the medium boot does not fit the 32oz Trail Series.

If your bottle is smaller than 32 oz, check out the Small Flex Boot here!

Product Benefits

• Removable, silicone boot adds extra protection to your Hydro Flask
• Medium boot fits 32 and 40 oz wide mouth bottles
• BPA-Free

Colorful protection.

Make your Hydro Flask your own with a colorful, durable silicone Flex Boot. Customize your look and protect against bumps and dings.

Small boot fits 12-24 oz wide and standard mouth bottles.

If your bottle is bigger than 24 oz, check out the Medium Flex Boot here!

Product Benefits

• Removable, silicone boot adds extra protection to your Hydro Flask
• Small boot fits 12-24 oz wide and standard mouth bottles
• BPA-Free