Summer Infant's Clean & Green Disposable Placemats are made of 80% calcium, a mineral found in nature. Not only will these mats prevent your children from picking up germs from a dirty table, but they'll inspire creativity! Each entertaining mat has a black and white design begging to be coloured (four crayons are included). Fun and functional, these placemats are a must for your diaper bag. 20 placemats included.