Compatible with either NutriBullet 600W and NutriBullet Pro 900W Blenders NB-101B, NB-101S, NB-201. NOT COMPATIBLE with Nutri Ninja, NutriBullet RX, Magic Bullet or Baby Bullet blenders. The 600 and 900 legitimate models have the same diameter and base The main contrast is available in the flexibility (6oo watts vs 900 watts) and blending jar capacity(600 has 24oz potential and 900 Pro has 32oz capacity). colour: clear Material: plastics Package Contents: 3 * Blender Base Gear. Only the above package content, different products are not included. Note: Light shooting and varied reveals can cause the color of the article in the photograph just a little varied from the real thing. The size allowed error is +/- 1-3cm.