Ninja's Twisti SS151 high-speed blender has a built-in twisting tamper ... To remedy this, the Twisti is retrofitted with two suction cups and rubber traction on the bottom to keep it in place ...

Noise: This model was judged good for how Noisy the blender is, running with 1 cup of water for 30 secs. About The Ninja Nutri-Blender Pro BN401 Personal is part of the Blenders test program at ...