


💦 Sip smart, run fearless with Nathan’s insulated soft flask!
The Nathan Insulated Soft Flask + Bite Top is a lightweight, 18oz BPA-free hydration solution designed for runners and outdoor enthusiasts. Its insulated construction keeps water cooler 38% longer, while the bite valve ensures spill-free hydration on the go. Compact and compatible with all Nathan vests and backpacks, it’s engineered for peak performance and convenience during any adventure.
| Age range | Adult |
| Cap type | Screw Cap |
| Color | Transparent |
| Size | 532 ml |
| Style | Functional |
| Height | 3 inches |
| Item display length | 11 inches |
| Weight | 68 g |
| Item display width | 5 inches |
| Shape | Round |
| Material type | Plastic |
| Number of items | 1 |
| Number of pieces | 1 |
| Features | Insulated |
| Sport | Hiking, Running |
| Batteries included? | No |
| Brand | NATHAN |
| Department | unisex-adult |
| Manufacturer | Nathan |
| Item model number | NS4017 |
| Product Dimensions | 8.2 x 8.2 x 23 cm; 68.04 g |
| ASIN | B07GM19XZL |
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