4 pieces Newborn Baby Foam Bath Tub from Day One, Non-Slip, Cute Graphics, Safest Baby Bath. Instructions for using the foam bracket: Fill the bathtub with water to a level of 5 cm. Make sure the temperature is right before placing the foam backing in the bathtub. Place the child on the foam support. Attention: Do not pour hot water over the foam. Do not let the water level go beyond the foam backing.