The bed butler box spring bed has a luxurious box spring base to give excellent support to the mattress box springs are widely used in the united states and are available in various depths such as 8 10 and 12 the box spring is finished in a soft stone velour covering with castors attached for ease of movingthe box spring supports the bed butler firm 3000 royal comfort pocket mattressthe bed butler firm 3000 royal comfort pocket mattress offers exceptional value for money constructed classically