Ultimate Direction’s new Flexform II 500 is made from FDA-approved, BPA-free polyethylene and features:
- Ergonomic shape is comfortable in your hand or against your body
- Especially pliable plastic body
- Easy push/pull bite valve
- Larger diameter cap for filling drink mixes and cleaning
- Weight: 66 g / 2.3 oz
- Volume: 500 ml / 16.9 oz
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