Add easy capacity to your BL201 series blender. Blend up a smoothie, protein shake, or icy drink with this Ninja 16-Ounce Nutri Ninja Kitchen Pulse Blender Replacement Cup. Works with BL201 Series blenders. With a 16-ounce capacity, this blender cup keeps your goodies cold and delicious. Compatible with the Ninja Pulse Kitchen System, this 16-ounce replacement cup gets your smoothies on-the-go.