That same Boppy shape in a slightly smaller size. Specifically designed for tummy time. Get comfortable support for baby during tummy time. The Boppy Tummy Time Prop Pillow integrates Boppy’s patented SlideLine system to attach toys to make tummy time more fun. Leave on the included plush crinkle toy and teething ring provided or swap out for baby’s favorites to encourage longer and more active tummy time. The size is great for smaller babies practicing tummy time. It also is great for play on the go while baby grows. This pillow is designed specifically for tummy time and is smaller than the Original Boppy Pillow.