helmet water bottle

Available capacities shown include 24 ounces and 21 fluid ounces.

Listings indicate construction from stainless steel and plastic.

One tumbler lists cold retention up to 12 hours and hot retention up to 4 hours.

Designs include a leakproof twist-on cap with a flip-top and a high-flow, self-sealing cap for easy flow and reduced splatter.

Care guidance varies: some items specify hand wash or spot/wipe clean, while another is listed as dishwasher-safe.

Heights are approximately 9.37–10.0 inches and widths range from about 2.87 to 4.0 inches.

Some bottles advertise optimized cage fit, easy-squeeze construction, and performance-focused cleanability for cycling use.

The listings reference double-walled construction to extend cold retention.