The Hydro Flask 21oz Standard Mouth with Flex Straw Cap is the perfect water bottle for everyday use, commuting, workouts, and outdoor adventures. Featuring double-wall TempShield vacuum insulation, it keeps cold drinks refreshingly chilled for up to 24 hours. The redesigned Flex Straw Cap allows for easy one-handed sipping and is leakproof when closed, making hydration effortless on the go. Its slim Standard Mouth design fits comfortably in your hand and slides easily into backpack pockets and cupholders. Made from durable 18/8 stainless steel, BPA-free, and flavor-resistant, this bottle is built to keep you hydrated wherever life takes you.
The Hydro Flask 21oz Standard Mouth with Flex Straw Cap is the perfect water bottle for everyday use, commuting, workouts, and outdoor adventures. Featuring double-wall TempShield vacuum insulation, it keeps cold drinks refreshingly chilled for up to 24 hours. The redesigned Flex Straw Cap allows for easy one-handed sipping and is leakproof when closed, making hydration effortless on the go. Its slim Standard Mouth design fits comfortably in your hand and slides easily into backpack pockets and cupholders. Made from durable 18/8 stainless steel, BPA-free, and flavor-resistant, this bottle is built to keep you hydrated wherever life takes you.
in 3 offers
The lowest price for Hydro Flask 21oz Standard Flex Straw Cap Capri Blue right now is $43.58 at Snowcountry.eu, compared across 3 retailers.
The all-time low was $43.58 on 6 Nov 2026. That's the lowest price we've ever tracked — a great time to buy.
Prices last updated 6 Nov 2026.
Hydro Flask 21oz Standard Flex Straw Cap Capri Blue
The Hydro Flask 21oz Standard Mouth with Flex Straw Cap is the perfect water bottle for everyday use, commuting, workouts, and outdoor adventures. Featuring double-wall TempShield vacuum insulation, it keeps cold drinks refreshingly chilled for up to 24 hours. The redesigned Flex Straw Cap allows for easy one-handed sipping and is leakproof when closed, making hydration effortless on the go. Its slim Standard Mouth design fits comfortably in your hand and slides easily into backpack pockets and cupholders. Made from durable 18/8 stainless steel, BPA-free, and flavor-resistant, this bottle is built to keep you hydrated wherever life takes you.
The Hydro Flask 21oz Standard Mouth with Flex Straw Cap is the perfect water bottle for everyday use, commuting, workouts, and outdoor adventures. Featuring double-wall TempShield vacuum insulation, it keeps cold drinks refreshingly chilled for up to 24 hours. The redesigned Flex Straw Cap allows for easy one-handed sipping and is leakproof when closed, making hydration effortless on the go. Its slim Standard Mouth design fits comfortably in your hand and slides easily into backpack pockets and cupholders. Made from durable 18/8 stainless steel, BPA-free, and flavor-resistant, this bottle is built to keep you hydrated wherever life takes you.
Last updated at 06/11/2026 04:38:57
Hydro Flask Hydration HARDGOODS
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 21oz / 621ml Standard Mouth + Flex Straw Cap - Water bottle
Delivery $95.74
Hydro Flask – Standard Flex Straw Cap 621 ml (21 oz) Bottle
Delivery between 10–14 Nov $41
| Brand | Hydro Flask |
Hydro Flask Hydration HARDGOODS
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 21oz / 621ml Standard Mouth + Flex Straw Cap - Water bottle
Delivery $95.74
Hydro Flask – Standard Flex Straw Cap 621 ml (21 oz) Bottle
Delivery between 10–14 Nov $41
| Brand | Hydro Flask |
