Blendin 2 Pack Replacement 16 Ounce Tall Jar Cups, Fits Original Magic Bullet Blender Juicer 250W MB1001 2 Pack Replacement 16 Ounce Tall Jar Cups, Fits Original Magic Bullet Blender Fits Original Magic Bullet Only. Does NOT Fit Magic Bullet Mini or Baby Bullet Does NOT fit any Nutribullet Blenders Cup diameter is 3.25"