Firm Polyurethane Foam Sheet High Density High Elasticity Of PU Foam Sheet For Sofa/Cushion/Mattress High Density Foam Sheet Outdoor use recommended with a protective cover. High density sofa cushion replacement memory foam seat cushion foam padding cut to any size 3/5/7/10cm thick Easy Customisation: Easily cut and shaped to fit any project, this foam can be personalised with minimal effort using a sharp knife, perfect for custom DIY endeavours. Our foam is available in a wide range of thicknesses and firmness levels. Ideal for bespoke cushions, seating, mattresses, and all upholstery projects Versatile for Indoor & Outdoor: Ideal for both indoor and outdoor applications, ranging from cushions and beds to art and DIY projects. Custom Seat Cushions for Indoor and Outdoor Diverse Application Range: Excellent for campervan and caravan sitting and beds, mattresses, sofas, settees, armchair cushions, footstools, pouffes, and boat cushions and beds.