My husband has tried various other brands of socks ,none of which
remotely resembled the L/XL I chose for him.
He finds Posey socks comfortable and true to advertised sizing.

Posey Swedish Belt Waist Restraint
The waist restraint belt with a 3 piece key lock operates independently of the side straps, which attach to the movable part of the bed frame and interlock with the belt. This design allows patients to sit up in bed. The belt is machine washable and comes with two universal Posey keys.
• Side straps attach to movable part of the bed frame and interlock with waist belt.
• Allows patient to sit up in bed.
• Two universal Posey keys included.
• Machine washable
• Side straps attach to movable part of the bed frame and interlock with waist belt.
• Allows patient to sit up in bed.
• Two universal Posey keys included.
• Machine washable