Blendin 2 Pack 18 Ounce Short Capacity Cup with Lip Rings, Fits Nutribullet 600W 900W Blenders 2 NutriBullet 18 OZ Short Cup 2 Comfort Lip Ring Fits Nutribullet 600W and 900W NB-101B only. Does NOT fit Nutribullet Prime, RX or any Standard Magic Bullet We are not affiliated in ANYWAY with, NutriBullet OR Magic Bullet