
Mainstays 18 oz Clear Plastic Water Bottle with Stainless Steel Screw Top Lid and Strap
4.5Best price now
Compared across 3 stores. Prices are checked against each store and labelled with when.

Compared across 3 stores. Prices are checked against each store and labelled with when.
The Mainstays 18 oz Clear Plastic Water Bottle is a basic, low-cost bottle for everyday hydration. The clear body shows how much water is left, the wide mouth makes filling and cleaning easy, and the stainless steel screw-top lid has an attached strap for carrying. At $1.00 at Walmart as of November 4, 2026, it sits at the bottom of its recent price range, so there is little reason to wait for a lower price.
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Lowest price we've seen: $1.00 on Nov 4 at Walmart. Tracked across 1 store since Nov 4.
With 4.5 out of 5 from 1,414 ratings, owners mostly treat this as a cheap, handy everyday bottle. Praise centers on the low price, the clear body and the secure lid; complaints tend to be about the small size and plastic build.
This Mainstays water bottle gives you a simple way to stay hydrated at home, at school, or on the go. The 18 oz size is easy to carry, and the clear body lets you quickly check your water level throughout the day. It is made with BPA-free plastic and features a stainless steel screw top lid for a secure close. The wide mouth opening makes filling the bottle easier, while the attached strap gives you a convenient way to carry it from place to place. Its straight body fits a clean, simple look for everyday use, and the lightweight design helps make it easy to bring along in a bag, backpack, or cup holder. Includes 1 bottle.











