Stay hydrated on your dives and beyond with the Fourth Element Gulper Insulated Water Bottle. This sleek, black 500ml bottle is your perfect companion for keeping drinks cold or hot for hours, whether you're on a boat, at the beach, or simply on the go. Crafted with divers in mind, its durable construction can withstand the rigours of any adventure. Say goodbye to lukewarm water and hello to refreshing hydration, ensuring you're always at your best, both in and out of the water.