BPA-free plastic; Dishwasher Safe; Cup dimensions: 5 inches (height) x 3.9 inches (diameter); Cup capacity: 18 ounces. Package includes: 3 (three) 18 oz short cup replacements; 3 (three) lip ring replacements; 3 (three) Flip Top To-Go Lid replacements. Compatible with the following NutriBullet blenders: NutriBullet 600-Watt NB-101B NutriBullet Pro 900-Watt NB-101S, NB-201 NutriBullet Prime 1000-Watt NB-202 NutriBullet Lean 1200-Watt NB-203 NutriBullet Max 1200-Watt NB-204 Please note: NOT COMPATIBLE with Nutri Ninja, NutriBullet RX, Magic Bullet or Baby Bullet blenders. Disclaimer: Not an OEM product. This is not a NutriBullet original product. This is a generic replacement part compatible with NutriBullet. Any use of the NutriBullet brand name, model or part designation for this product is made solely for purposes of demonstrating compatibility.