This means that when someone moves on one side of the bed, the person at the other end of the bed may feel the movement on the mattress as well. However, bonnell spring system mattresses are generally durable and made affordable for many.
Some find spring mattresses good for back pain but others don't, some find them comfortable and supportive but others disagree. ... This means Bonnell spring is less receptive to pressure and may sag under your body weight.
Bonnell spring mattresses are made of a traditional spring coil system. A bonnell spring looks like hour glass. Bonnell springs in a bonnel spring mattress are interconnected by metal wire. Pocket springs are individual springs wrapped in pockets of cotton or other materials.

