A: Say goodbye to sticky hands and pockets and cut your plastic waste in half, with the Simpler, Faster & Cleaner way to consume Energy Gels. Use the KMC Refillable 150ml Gel Flask to top up your energy, using our big refill pouches. The 150ml flasks have unlimited reuse and they're dishwasher friendly at low temperatures. The refill pouches use 60% Packing and will soon be 100% recyclable. Winner of Best In Test and Eco Champion, Women's Running Mag. "I would happily give them six stars if it didn't fly in the face of our entire review system."