Hydro Flask Standard Flex Straw Cap 21oz White
Take your refreshment with you in this insulated Hydro Flask water bottle, powder-coated for an easy grip that's sweat-free and durable. Thanks to the brand's TempShield double-walled, vacuum-insulated technology, it guards the temperature of your drink, keeping beverages cold up to 24 hours and hot up to 12 hours when using the lid. Made with pro-grade stainless steel, a robust metal known for its resistance and purity, the bottle protects against the transfer of flavours, keeping your water pure-tasting. The durable construction ensures no condensation or heat transfer to the outside of the bottle. A powder coating makes cleaning a breeze. Both the bottle and its lid are dishwasher safe. The bottle comes with a carry handle for drinking on the go. The leak-proof Flex Straw Lid allows for easy drinking with just one hand. Fits most cupholders.
Take your refreshment with you in this insulated Hydro Flask water bottle, powder-coated for an easy grip that's sweat-free and durable. Thanks to the brand's TempShield double-walled, vacuum-insulated technology, it guards the temperature of your drink, keeping beverages cold up to 24 hours and hot up to 12 hours when using the lid. Made with pro-grade stainless steel, a robust metal known for its resistance and purity, the bottle protects against the transfer of flavours, keeping your water pure-tasting. The durable construction ensures no condensation or heat transfer to the outside of the bottle. A powder coating makes cleaning a breeze. Both the bottle and its lid are dishwasher safe. The bottle comes with a carry handle for drinking on the go. The leak-proof Flex Straw Lid allows for easy drinking with just one hand. Fits most cupholders.
Take your refreshment with you in this insulated Hydro Flask water bottle, powder-coated for an easy grip that's sweat-free and durable. Thanks to the brand's TempShield double-walled, vacuum-insulated technology, it guards the temperature of your drink, keeping beverages cold up to 24 hours and hot up to 12 hours when using the lid. Made with pro-grade stainless steel, a robust metal known for its resistance and purity, the bottle protects against the transfer of flavours, keeping your water pure-tasting. The durable construction ensures no condensation or heat transfer to the outside of the bottle. A powder coating makes cleaning a breeze. Both the bottle and its lid are dishwasher safe. The bottle comes with a carry handle for drinking on the go. The leak-proof Flex Straw Lid allows for easy drinking with just one hand. Fits most cupholders.
Take your refreshment with you in this insulated Hydro Flask water bottle, powder-coated for an easy grip that's sweat-free and durable. Thanks to the brand's TempShield double-walled, vacuum-insulated technology, it guards the temperature of your drink, keeping beverages cold up to 24 hours and hot up to 12 hours when using the lid. Made with pro-grade stainless steel, a robust metal known for its resistance and purity, the bottle protects against the transfer of flavours, keeping your water pure-tasting. The durable construction ensures no condensation or heat transfer to the outside of the bottle. A powder coating makes cleaning a breeze. Both the bottle and its lid are dishwasher safe. The bottle comes with a carry handle for drinking on the go. The leak-proof Flex Straw Lid allows for easy drinking with just one hand. Fits most cupholders.
in 38 offers
The lowest price for Hydro Flask Standard Flex Straw Cap 21oz White right now is $40.00 at Southern Man Surf Shop, compared across 31 retailers.
The all-time low was $29.65 on 14 July 2025 — today's price is 35% above the lowest ever. It has been notably cheaper before — worth setting a price alert.
Prices last updated 1 Oct 2026.
Last updated at 01/10/2026 09:44:09
HYDRO FLASK - Water Bottle 621 ml (21 oz) - Vacuum Insulated Stainless Steel Water Bottle with Flex Straw Cap - BPA-Free - Standard Mouth - White
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Hydro Flask Hydro 21OZ Standard Mouth With Flex Straw Cap
Delivery between 6–14 Oct $9.95
Hydro Flask 21oz / 621ml Standard Mouth + Flex Straw Cap - Water bottle
Delivery $96.03
Hydro Flask 21Oz Standard Mouth Flex Straw Bottle in White
Delivery between 6–14 Oct $11.49
Hydro Flask 21oz (621mL) Standard Mouth with Flex Straw Cap Stainless Steel Water Bottle White
Delivery between 7–8 Oct $4
Hydro Flask Standard Mouth White Bottle with Flex Straw Cap 621mL
Delivery $9.95
21oz (621mL) Standard Mouth Flex Straw Cap
Delivery between 7–15 Oct $10
Hydro Flask Stainless Steel Insulated Water Bottle 621 ml (21 oz) White
Free delivery
Hydro Flask 21Oz Standard Mouth | Beachin Surf, White
Delivery between 6–8 Oct $10
HF STD MOUTH 621ML BOTTLE WHITE NS
Delivery between 7–14 Oct $9
| Volume | 621 mL |
| Mouth Diameter | 1.91" |
| Diameter | 2.87" |
HYDRO FLASK - Water Bottle 621 ml (21 oz) - Vacuum Insulated Stainless Steel Water Bottle with Flex Straw Cap - BPA-Free - Standard Mouth - White
Free delivery
Affiliate Disclosure: We may receive a small commission for purchases made through this link at no extra cost to you. This helps support our site. Thank you!
Hydro Flask Hydro 21OZ Standard Mouth With Flex Straw Cap
Delivery between 6–14 Oct $9.95
Hydro Flask 21oz / 621ml Standard Mouth + Flex Straw Cap - Water bottle
Delivery $96.03
Hydro Flask 21Oz Standard Mouth Flex Straw Bottle in White
Delivery between 6–14 Oct $11.49
Hydro Flask 21oz (621mL) Standard Mouth with Flex Straw Cap Stainless Steel Water Bottle White
Delivery between 7–8 Oct $4
| Volume | 621 mL |
| Mouth Diameter | 1.91" |
| Diameter | 2.87" |
