Bought this without checking the model of our blender and it didn’t fit. It’s been sitting in a box since then (2021). Excellent condition, there are some minor scratches inside the adapter (shown in pictures). Bought for $99 but listed new at $150 on Vitamix website. Features Add the convenience of a personal blender to your full-size Vitamix® machine. The individual portion size of the 20-ounce cup lets you blend just the right amount and avoid food waste. Laser-Cut Blades Crafted from the same hardened stainless steel as Vitamix® full-size containers, delivering better blends and longer life. Top-Rack Dishwasher-Safe Make clean-up quick and convenient. Leak-Proof Seal Provides confidence for every blend. Dual-Purpose 20-ounce Blending Container Becomes a travel cup with spill-proof lid, so you can take blends with you. BPA-Free, Double Insulated Material Maintains cold temperatures while on the go. For use with Vitamix Classic machines only: 5200, 5300, 6300, 6500, 7500, 780, Aspire Series, Creations Series, Professional Series, Total Nutrition Center, TurboBlend Series, Explorian Series. Not compatible with Vitamix Ascent™ Series machines. What comes in the box: Adapter Two 20-ounce Cups & Two Lids