Base of the Jar is made of Very Cheap.good & superb mixi.I thought this mixi is going to be trouble me when ever the wheel need to be replced, but bajaj mixi makes my tention far awayIt is working good, don’t you worry about this product. U can purchase it without any circumstances.But makes too much of noise.It’s very good in terms of grinding quality only cones is that it produces noise.The delivery is also so fast .It delivered to me within 2 days.Packing & jar quality are not goog its damages with in after 4 monts.The bajaj classic mixer grinder is having good power & works efficiently