Top 9 Triathlon Water Bottle UK – Bike Accessories

As an Amazon Associate I earn from qualifying purchases.

1. HydraMate

Refillable. Carabiner Clip., Flexible, Squeezable BPA FREE Water Pouch. Folding Flat Bottle for Drinks. Travel, Collapsible Water Bottle, Foldable Water Bottle 750ml. Roll Up, Soft, Lightweight

HydraMate - Lightweight at only 20g, its almost half as light as a standard, gigs, festivals, hiking and CAMPING - Take it through airport security empty and flat to save space, empty water bottle. Refill the hydramate reusable water bottle from your tap at home or refill stations all over the world.

Big 750ml bpa free collapsible bottle - refill and reuse to be environmentally friendly and save money. Part of our range of travel essentials and accessories. It can go in the fridge or freezer and you can wash it with hot soapy water. Including our HyrdraMate Straw which includes a foldable bottle. Amazing for travel, then fill it up on the other side. Clear viewing window and clear base so you can monitor how much water is inside the bottle. It holds 750ml, just under 1 litre of water or a whole bottle of wine for picnics and festivals.

Were a uk company and have road tested this bottle all over the world. Our special plastic is TASTE FREE unlike TPU. Collapsible bottle lightweight and space saving - folds flat and rolls up this 750ml foldable bottle stands up when full, folds down flat when empty and rolls up into the carabiner clip when not in use. Stay hydrated with water juice or other flat, cold drinks. You can use this squeeze bottle in combination with most water filter straws.
Height13 cm (5.12 Inches)
Length27.5 cm (10.83 Inches)
Weight0.03 kg (0.07 Pounds)
Width3 cm (1.18 Inches)
Part NumberHMAQ750

2. Ydh

Black, MTB, Water Bottle Holder for bike, Aluminum Alloy Bike Bottle Holder Expansion, Ydh Double Water Bottle Cage Mount, Cycling Triathlon Bike

Ydh - Includes mounting bolts for the cage. Bicycle bottle cage expander. Made of aluminum Alloy, smooth surface, rust-proof and durable. It allows two cages to be mounted on a set of cage holes. This double bottle cage adaptor mounting increase a cage on either side of the frame, you can run two full size bottle cages instead of one.
Part NumberYdh

3. Valdora

Behind Seat, Triathlon Bike Accessories Under Saddle Bottle Holder Dual Water Bottle Mount

Valdora - It does not include the LED light, CO2 cartridges or bottle cages. Referred to as dual water bottle holders or seat bottle holders, these are so much more. An extraordinary water bottle holder attaching behind the seat. Single bike under seat bottle cage holder and dual behind saddle cage mount.

Easy access to rear mount bottle cages. The ideal behind saddle water bottle holder for triathlon and time trial bikes. The rack will also accommodate Valdora's bright red LED tail light, CO2 cartridges and a CO2 inflator not included. The saddle rail bottle cage holder is easy to install. Works with all round standard saddle rails that are common with higher end road and triathlon bikes. This behind bike saddle water bottle holder mount consists of one light weight aluminum bottle cage rack and four screws for mounting two bottle cages.

A necessary triathlon or long road riding accessory. Includes behind saddle bottle mount only. If you are looking for a triathlon bike bottle holder you won't be disappointed. Attaches to the the horizontal section of saddle rails behind the seat post clamp. Triathlon bike saddle bottle cage mount with multiple configurations.

4. Science in Sport

Transparent, 800 ml, Science in Sport Clear Drinks Bottle

Science in Sport - Science in sport delivering superior sports nutrition, so you can train harder, race faster and recover quicker. Made in the EU. For use with sis products or any other brand! Great quality & highly durable. 800ml drinks Bottle.
BrandScience in Sport
ManufacturerScience in Sport
Height26.67 cm (10.5 Inches)
Length7.62 cm (3 Inches)
Weight0.09 kg (0.2 Pounds)
Width7.62 cm (3 Inches)
Part Number010081

5. Sistema

Sistema Hydrate Tritan Active Sports Water Bottle | 800 ml | Leakproof Water Bottle | BPA-Free | Black

Sistema - Leakproof water bottle with a wide mouth sipper for uninterrupted flow. Made from ultra-clear, non-toxic tritan plastic which retains its glass-like clarity even after hundreds of dishwasher cycles. Contoured grip, flip top opening and soft moulded finger loop for easy on-the-go drinking. Designed and made in New Zealand; phthalate & BPA free. Dishwasher-safe top rack. Shatterproof and warping, staining, odour and scratch resistant.
ManufacturerSistema Plastics UK Ltd
Height23.5 cm (9.25 Inches)
Length9.5 cm (3.74 Inches)
Weight0.13 kg (0.29 Pounds)
Width7.9 cm (3.11 Inches)
Part Number650-6

6. VeloChampion

High Tensile Strength and Lightweight. Ideal for Cycling or Triathlons, VeloChampion 3K Lightweight Carbon Fibre Bicycle Water Bottle Cage with Bolts Included

VeloChampion - Suitable for most bike types - Our Carbon Fibre Bottle Cage is designed to fit to most bike types. Mounting bolts included - easy installation with hex key included.

Lightweight - weighing only 24grams, this carbon bottle cage saves you having to carry more weight than you need! Ideal for TT racing and triathlons. Our velochampion carbon bottle Cage comes complete with black bolt covers for a sleek matt finish look to complement your bike. A cycling bran you can trust - Here at VeloChampion we have been designing cycling equipment and accessories for over 10 years!100% carbon fibre - high tensile strength to weight ratio for a robust water bottle cage that will last! Designed to fit water bottles up to 800ml.
ManufacturerMaxgear Limited
Height8 cm (3.15 Inches)
Length15 cm (5.91 Inches)
Width8 cm (3.15 Inches)
Part Number1165

7. VeloChampion

Alloy Black for Cycling Triathlon Bike, VeloChampion Double Water Bottle Cage Mount

VeloChampion - The cage is very secure and once mounted correctly it does not move or come loose. Dual bottle system: the velochampion double Water Bottle Cage Mount offers quick and easy access to water bottles during racing conditions with aerodynamic benefits.

Compatibility: this Mount is compatible with most saddle types not the i-beam type. Fully adjustable: it mounts easily and adapts to almost any desired height or angle. It is made entirely of alloy metal, so is very durable. Ideal for triathlons: with this rear mounted adaptor for bottles and cages, you will gain vital aerodynamic benefits during long distance triathlons. Contents: the package contents include 1 x fully adjustable double water bottle cage holder mount does NOT include the saddle, water bottles, bottle cages or bottle cage bolts.
ManufacturerMaxgear Limited
Height14 cm (5.51 Inches)
Length26 cm (10.24 Inches)
Weight0.14 kg (0.31 Pounds)
Width26 cm (10.24 Inches)
Part Number1175
Warranty1 year


Black, 950ml / Bidon Flask Vessel Canteen Water Juice Storage Drinking Drink Ultralight Bicycle Cycle Race Bike Sport Gym Hydration Time Trail Triathlon, ELITE Fly Lightweight Cycling Bottle

ELITE - Stripped down, 2-piece cap is light and super-fast to remove with the opening designed to easily take powder scoops. This is a dedicated racing bidon, for daily use please see the heavier duty models such as the Ombra or Corsa.

By bringing new materials to bidon construction and pushing mold technology to its very limits, Elite have created the lightest ever bidon, half the weight of the all conquering Corsa or SuperCorsa. Simplified, 1-piece valve can be removed for cleaning but retention is now much stiffer to avoid unwanted removal. 100% bpa free. Born directly out of years of feedback from the world's fastest riders and the desire to create the ultimate lightweight racing bidon.

Available in a wide range of colours and in both 550ml and 750ml versions. Wall thickness has been pared down to the absolute minimum whilst maintaining integrity. Excellence evolved, the fly features a refined compound with more spring, aiding cage retention and avoiding compression from changes of air pressure during high mountain descents.

9. Azarxis

Azarxis BPA Free Water Bottles Flask Leakproof for Running Hydration Belt Fanny Packs 170 250ml for Triathlon Marathon Hiking Cycling Climbing Runner 170ml/5.7oz, 2 Pack

Azarxis - Occasion- the small drink bottle is perfect for running, climbing, cycling, hiking, jogging, marathon, and daily life use. Leakproof- the bottle cap is well sealed, will not leak when placed horizontally in the bag, waist pouch, suitable for hydration running belt, running vest.

Easy to use- the handheld running bottle with wide mouth, convenient to pour water into. Mini bottle- the running flask is only 30/50/60g, such a space-saving water flask is potable convenient for your backpack pocket easy carry. Bpa free- material: food grade pp5 body, sllicone nozzle, pvc cap, recyclable and no plastic taste. Pull up the nozzle can drink water, pull down to close. Recommended used temperature: 0℃~40℃.
Part NumberAZ-OS1510-170