Image not available$36.95
1 retailer
Go Series Stainless Steel 18 oz
The LifeStraw Go Series Stainless Steel 18 oz is a 530 mL (18 fl oz) insulated stainless steel water bottle that weighs 450 g, is 71 mm across and has a built-in filter.
- Capacity
- 530 mL (18 fl oz)
- Weight
- 1.0 lb · 450 g
- Material
- Stainless steel
- Diameter
- 71 mm (2.8 in)
Image not availableWhat the data says
- Heavier than most bottles its size: 94% of 31 comparable bottles weigh less.
- Weighs 849 g per liter it holds.
- 71 mm across: about as slim as a 1 L smartwater bottle, so it should slide into most backpack side pockets.
- Lowest in-stock price is 20% below list price this week.
Computed from the specs below. How we write summaries.
Full specs
Last verified Oct 25, 2026
Unless marked otherwise, specs are from the manufacturer’s product page (lifestraw.com).
| Capacity | 530 mL (18 fl oz) |
|---|---|
| Weight (manufacturer, empty) | 0.99 lb (450 g) |
| Diameter | 71 mm (2.8 in) |
| Height | 229 mm (9 in) |
| Material | Stainless steel |
|---|---|
| Vacuum insulated | Yes |
| Dishwasher safe | Yes |
| BPA-free | Yes |
| Colorways | Kyoto Orange, Icelandic Blue, Aegean Sea, Laguna Teal, Provence Purple, Seafoam, Orchid Pink |
| Opening | 60 mm (2.4 in) |
|---|---|
| Leakproof | Yes |
| Carry loop | Yes |
| Built-in filter | Yes |
| Filter life | 4,000 L |
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