From The Shire Beds Contract range, the Worcester Supreme is a safety compliant Crib 5 mattress that consists of a robust open coil spring interior & a breathable waterproof cover. The Worcester is designed for use in commercial properties & must comply with strict BS7177 ignition fire regularity standards that go further than those required for domestic home use. Its waterproof cover ensures no liquids will penetrate it, whilst the fabrics breathable properties allows air to pass through it, resulting in a cool & fresh sleeping surface. Hypo-allergenic fillings provide a gentle surface for the sleeper & create an ideal environment for allergy sufferers & asthmatics. The core of the mattress consists of a sturdy open coil interior. Open coil spring systems are extremely robust & set out in rows of springs running from head to toe & connected at the top & bottom by a spiral wire, known as a helical wire. To provide additional edge to edge support, a heavy gauge rod-edge wire is attached around the perimeter of the finished spring system to ensure a firm border. Ideal for those who prefer a medium support, the Shire Worcester Supreme is deeply filled for additional comfort & offers the protection of a waterproof cover. Technical Specifications FEATURES BENEFITS Soft breathable waterproof cover No body fluids or spillages will penetrate the outer cover, resulting in a stain free & sterile mattress. Conforms to Crib 5 regulations All mattresses & divans for commercial use must comply with Crib 5 / source 5 flammability standard BS7177 UK regulations. Hypo-allergenic fillings Fillings are anti-microbial & inhibit bacteria, fungi & house dust mites. Particularly beneficial for people who suffer from respiratory problems. 13.5 Gauge open coil spring unit A spring system that is supportive, extremely robust & durable. Especially ideal for beds that are likely to take a lot of wear & tear. Heavy gauge rod-edge A thick perimeter wire that reinforces the mattress edge & helps prevent collapse of the mattress at the edges that are regularly sat on. Medium support Fully supportive but with extra comfort. Ideal for people who prefer a slightly softer mattress.