The new GVL Tacx® 500ml bidon features a locking cap with membrane system that easily opens and closes with a rubberized turnstile top. With the hygienic lock open this bidon membrane controls the dosage of your drink with a single squeeze, and the bottle can be carried upside down without leaking.
Made in The Netherlands using 100% recyclable BPA/F/S and PET(E) Free polyethylene.