The Dorchester Mattress has been specially developed for individuals who require extra support, particularly those experiencing back and joint discomfort. Designed with comfort and posture in mind, this mattress delivers firm, reliable support to help promote a healthier sleeping position.At its core is a specialised orthopedic spring unit, engineered to be significantly firmer than standard springs. This enhanced support system helps distribute body weight evenly across the surface, reducing pressure on key areas and preventing the centre “sink” that can occur with softer mattresses.The firm comfort level ensures your spine remains properly aligned throughout the night, making it an excellent choice for those who prefer a supportive sleep surface.Please note: As part of our continuous design updates, cover fabrics may vary from those shown in images.Enjoy free and fast delivery to most UK postcodes within one week, making it quick and easy to upgrade your sleep experience.Key Features: Orthopedic Firm Support Specialised Extra-Firm Spring Unit Designed for Back & Joint Support Even Weight Distribution Helps Prevent Mattress Sagging Promotes Proper Spinal Alignment Firm Comfort Level Durable & Long-Lasting Construction Free & Fast UK Delivery (Most Postcodes) Updated Cover Designs May Apply.