The 'Wonder Sheet' is an effective therapeutic tool because it can make your mobility in bed easier. The satin panel, which is 90cm long, sits under your shoulders, back and hips and allows you to slide your hips over more easily without having to lift them. It's also particularly helpful when getting in and out of bed because you can pivot on your hips without worrying about the friction from normal cotton sheets. This unique design creatively combines 'Glossy Charmeuse' satin and a 50/50 blend cotton/polyester fabric which is beautiful to sleep on while being very durable. Please Note: The 35cm depths are suitable for mattresses up to 30cm. The 45cm depths are suitable for mattresses up to 40 cm deep. The Wonder sheet also used for people with ,Motor Neuron disease ,Stroke ,Chronic arthritis ,Cerebral Palsy ,Quadriplegia and Paraplegia ,Brain injury , Bariatric ,Polio ,Muscular Dystrophy ,Joint pain , Poor circulation ,General aging & weakness ,Post Op (hip, knee & shoulder) ,Post Pregnancy(C-Section), Reduces the risk of skin breakdown causing pressure ulcers. There is less friction as the Wonder Sheet assists with increasing the ease of movement. Enhances independence, improves the quality of life and increases morale. Reduces the risk of back injuries to the carer.