Build your Gel Refill System.
Your fuel. Your flask. Ready to go.
Step 1 of 3 · Choose your gel
Choose your gel.
Per 70g serving. Refill pouches are not Informed Sport tested.
Contains caffeine. Not recommended for children or pregnant women. Count caffeine from all sources.
Pick your flavour.
REFILL2 cannot combine with any other offers or codes.
GEL+ contains 100mg caffeine per 70g serving. Not recommended for children or pregnant women. Count caffeine from all sources.
Choose your carry.
One-time purchase. Each pouch: 10 × 70g servings.
Two refills = one free 150ml flask per order. 500ml and DualFuel cost extra. REFILL2 cannot combine with other offers or codes. Keep REFILL2 applied at checkout to receive the free flask.
Shop refill pouches and flasks directly from our collection.
Shop all refill options →Choose your refillable energy gel setup
Build a KMC gel refill system in three steps: choose GEL, GEL X or GEL+, pick your flavour and number of refill pouches, then choose how to carry your fuel. Your selection and total update before you add the products to your basket.
Find the right flask for your session
The 150ml gel flask is the compact starting option. Choose the 500ml gel flask for longer sessions, or the DualFuel bottle to carry gel and a drink separately in one bottle. Already have a flask? Select the refill-only option.
Compare flavours and refill options
Browse all refillable energy gel pouches or explore our energy gels. Check the selected product’s serving and caffeine guidance when planning your fuel. GEL+ contains caffeine; the builder highlights this before you add it.