The Rest Assured British Wool 2000 Pocket Firmer Mattress is handcrafted with natural wool fillings and a 2000 pocket sprung interior. This mattress provides targeted support and a firm, orthopaedic feel – perfect if you prefer your mattress on the sturdy side. This mattress works to align your spine and is hypoallergenic for your peace of mind. It's approved by the Good Housekeeping Institute for outstanding performance and available with Free Next Day Delivery too! Dimensions: 4′6″ x 6′3″ (135cm x 190cm)