Nathan Insulated Soft Flask – 18 fl. oz.

Features

• 18 fl. oz. BPA-free soft flask with locking cap and bite-valve design keeps liquids from escaping while you run
• Support spine creates a superior hand feel and support for the flask as the water level decreases in the bottle
• Insulated design keeps fluids cooler 38% longer than non-insulated soft flasks
• Compatible with all Nathan hydration vests (not included)

Imported.

View all Nathan Running Water Bottles

Technical Specs

Best Use

Liquid Capacity (L)

Liquid Capacity (fl. oz.)

Dimensions

Water Bottle Material

Material(s)

BPA Free

Insulated

Bottle Opening

Cap Type

Collapsible

Weight

Running

0.5 liters

18 fluid ounces

Unavailable

Plastic

Soft plastic

Yes

Yes

Medium

Squeeze

Yes

Unavailable