Provide ample hydration for oversized pets using this specialized extra large capacity portable pet travel water bottle and wide trough flask. The expanded water reservoir holding space provides a generous supply making it the ultimate accessory for large dog breeds. Constructed with an extra wide elongated drinking cup slot that accommodates large dog muzzles comfortably without splashing water out. Features a heavy duty durable nylon wrist strap hook for comfortable secure carrying during long hot summer walks.