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Hydration Bladders, Flasks & Bottles

Outdoor Hydration - Complete Outdoors

2.5 million plastic bottles are binned hourly in the United States alone. Using a reusable bottle instead of disposable bottles means that you'll save at least 167 bottles from landfills in 1 year! A small change can make a big impact. Switching to a reusable alternative also saves money in the long term - especially as these products are robustly designed to last year after year.

You can find a wide range of hydration bladders, flasks and water carrying bottles at the Complete Outdoors - one of the largest, independent stockists of outdoor equipment in the South East. From Nalgene bottles to Cambelbak water bladders, we offer competitive prices on all outdoor gear.

CamelBak Crux Reservoir 1.5L Blue CamelBak Crux Reservoir 1.5L Blue save
£29.99
£26.99
Web Deal
2 in stock
Camelbak Crux Reservoir 1.5L. Providing 20% more water per sip, the Crux reservoir also has an ergonomic handle for easy refilling and an on/off lever to prevent leaks. The perfect addition to any high energy activity. Offers 20% more water per sip Leak-proof cap is easier to open and close On/off lever to seal your drinking tube with one hand Hydroguard technology inhibits the growth of bacteria…
CamelBak Crux Reservoir 2.0L Blue CamelBak Crux Reservoir 2.0L Blue save
£34.99
£31.49
Web Deal
3 in stock
Camelbak Crux Reservoir 2.0L. Providing 20% more water per sip, the Crux reservoir also has an ergonomic handle for easy refilling and an on/off lever to prevent leaks. The perfect addition to any high energy activity. Offers 20% more water per sip Leak-proof cap is easier to open and close On/off lever to seal your drinking tube with one hand Hydroguard technology inhibits the growth of bacteria…
CamelBak Crux Reservoir 3.0L Blue CamelBak Crux Reservoir 3.0L Blue save
£39.99
£35.99
Web Deal
2 in stock
Camelbak Crux Reservoir 3.0L. Providing 20% more water per sip, the Crux reservoir also has an ergonomic handle for easy refilling and an on/off lever to prevent leaks. The perfect addition to any high energy activity. Offers 20% more water per sip Leak-proof cap is easier to open and close On/off lever to seal your drinking tube with one hand Hydroguard technology inhibits the growth of bacteria…
CamelBak Eddy + 0.75L Bottle Green CamelBak Eddy + 0.75L Bottle Green save
£18.99
£17.09
Web Deal
3 in stock
CamelBak Eddy+ 0.75L Bottle Green. Flip, bite and sip with even more ease thanks to this newly redesigned Eddy+ bottle! The improved bite valve design provides 25% more flow, while the universal cap ensures that your drink is leak-proof when closed and spill-proof when open. The easy carry handle allows you to transport your Eddy+ with ease, while the carefully chosen materials used by CamelBak en…
CamelBak Eddy+ 0.75L Bottle Charcoal CamelBak Eddy+ 0.75L Bottle Charcoal save
£18.99
£17.09
Web Deal
1 in stock
CamelBak Eddy+ 0.75L Bottle Charcoal. Flip, bite and sip with even more ease thanks to this newly redesigned Eddy+ bottle! The improved bite valve design provides 25% more flow, while the universal cap ensures that your drink is leak-proof when closed and spill-proof when open. The easy carry handle allows you to transport your Eddy+ with ease, while the carefully chosen materials used by CamelBak…
CamelBak Eddy+ 0.75L Bottle Orange CamelBak Eddy+ 0.75L Bottle Orange save
£18.99
£17.09
Web Deal
1 in stock
CamelBak Eddy+ 0.75L Bottle Orange. Flip, bite and sip with even more ease thanks to this newly redesigned Eddy+ bottle! The improved bite valve design provides 25% more flow, while the universal cap ensures that your drink is leak-proof when closed and spill-proof when open. The easy carry handle allows you to transport your Eddy+ with ease, while the carefully chosen materials used by CamelBak e…
CamelBak Peak Fitness Chill 17oz Black/Silver CamelBak Peak Fitness Chill 17oz Black/Silver save
£18.99
£17.09
Web Deal
3 in stock
CamelBak Peak Fitness Chill 17oz Black/Silver. Poised to become your new favourite workout partner, this bottle offers double-walled insulation to keep your water cold for twice as long. CamelBak have utilised a revolutionary triangular tapered design for optimized hand fit and better standalone stability. Other features include high flow, a self-sealing cap, an easy-to-drink interface and a Clean…
CamelBak Peak Fitness Chill 17oz Navy/Blue CamelBak Peak Fitness Chill 17oz Navy/Blue save
£18.99
£17.09
Web Deal
1 in stock
CamelBak Peak Fitness Chill 17oz Navy/Blue. Poised to become your new favourite workout partner, this bottle offers double-walled insulation to keep your water cold for twice as long. CamelBak have utilised a revolutionary triangular tapered design for optimized hand fit and better standalone stability. Other features include high flow, a self-sealing cap, an easy-to-drink interface and a Clean Ca…
CamelBak Peak Fitness Chill 17oz Plum/Pink CamelBak Peak Fitness Chill 17oz Plum/Pink save
£18.99
£17.09
Web Deal
2 in stock
CamelBak Peak Fitness Chill 17oz Plum/Pink. Poised to become your new favourite workout partner, this bottle offers double-walled insulation to keep your water cold for twice as long. CamelBak have utilised a revolutionary triangular tapered design for optimized hand fit and better standalone stability. Other features include high flow, a self-sealing cap, an easy-to-drink interface and a Clean Ca…
Eddy 0.75L Bottle Charcoal Eddy 0.75L Bottle Charcoal save
£17.99
£16.19
Web Deal
3 in stock
Eddy 0.75L Bottle Charcoal. Whether you're on the trail or the commute, this spill-proof bottle is a great way to ensure you keep hydrated. The Eddy has a sleek construction to fit easily in the hand and most cup holders, with an integrated loop handle allowing you to clip to a carabiner and carry with ease. The wide-mouth opening makes this bottle easy to fill and clean, rounding this off as a de…
Klean Kanteen Classic 532ml Sport Cap Bottle Coastal Waters Klean Kanteen Classic 532ml Sport Cap Bottle Coastal Waters save
£16.95
£15.25
Web Deal
1 in stock
Klean Kanteen Classic 532ml Sport Cap Bottle Coastal Waters. This stainless steel water bottle showcases the original design that started Klean Kanteen's journey, and it's easy to see why it was such a success! Utilising a single wall design, the Classic is lightweight, small and easy to bring along to any adventure. Klean Coat provides a powder coat finish that is 4 times more durable, chip-resis…
Klean Kanteen Classic 532ml Sport Cap Bottle Lemon Curry Klean Kanteen Classic 532ml Sport Cap Bottle Lemon Curry save
£16.95
£15.25
Web Deal
1 in stock
Klean Kanteen Classic 532ml Sport Cap Bottle Lemon Curry. This stainless steel water bottle showcases the original design that started Klean Kanteen's journey, and it's easy to see why it was such a success! Utilising a single wall design, the Classic is lightweight, small and easy to bring along to any adventure. Klean Coat provides a powder coat finish that is 4 times more durable, chip-resistan…
Klean Kanteen Classic 532ml Sport Cap Bottle Mineral Red Klean Kanteen Classic 532ml Sport Cap Bottle Mineral Red save
£17.95
£16.15
Web Deal
1 in stock
Klean Kanteen Classic 532ml Sport Cap Bottle Mineral Red. With easy hydration in mind, this trademark stainless steel water bottle is a lightweight and compact choice for water on-the-go. The Klean Coat powder coat finish is 4x more durable, chip-resistant and safer for the environment than your average water bottle. 18/8 Stainless Steel construction. Klean Coat™ powder coat finish is 4X more dura…
Klean Kanteen Classic 532ml Sport Cap Bottle Sea Crest Klean Kanteen Classic 532ml Sport Cap Bottle Sea Crest save
£17.95
£16.15
Web Deal
1 in stock
Klean Kanteen Classic 532ml Sport Cap Bottle Sea Crest. With easy hydration in mind, this trademark stainless steel water bottle is a lightweight and compact choice for water on-the-go. The Klean Coat powder coat finish is 4x more durable, chip-resistant and safer for the environment than your average water bottle. 18/8 Stainless Steel construction. Klean Coat™ powder coat finish is 4X more durabl…
Klean Kanteen Classic 532ml Sport Cap Bottle Spring Green Klean Kanteen Classic 532ml Sport Cap Bottle Spring Green save
£17.95
£16.15
Web Deal
1 in stock
Klean Kanteen Classic 532ml Sport Cap Bottle Spring Green. With easy hydration in mind, this trademark stainless steel water bottle is a lightweight and compact choice for water on-the-go. The Klean Coat powder coat finish is 4x more durable, chip-resistant and safer for the environment than your average water bottle. 18/8 Stainless Steel construction. Klean Coat™ powder coat finish is 4X more dur…

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