Compatible with the Ninja Nutri BL450 and BL480 blenders, the Ninja Nutri XSK502 500 ml Cup Twin Pack is an ideal addition to your already brilliant blending system.With a Sip and Seal lid, you'll be able to blend and go - perfect for the days when you're in rush and need a quick boost to get you going. Simply blend, pop on the lid, and take the cup with you on your travels.The durable cups are scratch, odour and stain resistant and BPA free. Available in a range of sizes, the 500 ml Cup Twin Pack aids a convenient way of boosting your health and achieving your five-a-day.