PVC plastic is an environmentally friendly, non-toxic and odorless material. The bottle holder is stable and does not wobble, so you can just put it away and change the water easily. The triangular food container is cute and convenient for putting or changing food. The vacuum bottom can be placed on the water bottle or cage. 3 in 1 hamster feeder, has three functions for hamsters: drink water from the water bottle, eat the food in the feeder, and rest in the small alcove. Product specification Capacity: 125ml Nozzle diameter: 5 mm Color: blue Material: non-toxic plastic + non-drip stainless steel Notes The product is a little light, so please put it on a non-slip pad or put a heavy object inside to keep it from moving when pets are drinking or eating.