The guarantee of a good night's sleep is a perfectly chosen mattress. We know how important this choice is, so we present to you the bonell mattress Ola, in silk cover. Bonell spring is a guarantee that the mattress will not deform during use, which is extremely important for the comfort of sleep. The bonell spring was covered with a felt pad, which was additionally overlaid with coconut board and T2542 foam. All in an elegant removable silk cover.