Nihon Sigmax Cervical spine immobilization splint that firmly supports the neck. - Product Name: COLLAR KEEPER-U - Size: S (30cm - 35cm) - Height: 8cm - Washing: Hand washable - Material: Cotton, Nylon - Instruction manual included As conditions vary from person to person, please refer to the instruction manual in the photos and agree to the condition before purchasing. I purchased this new but it has been stored at home without being used. This item will be shipped unfolded, in its original box. ☆ Returns are not accepted. Ships within 3-4 days Using Mercari shipping Non-smoker Ⅹ No pets Ⅹ