Medium size for adult upper arm circumference 9.4 to 11.8 inch (24 to 30 cm). New TPU waterproof PICC line shower protector. Keeps IV and PICC line dry. FSA eligible. Stretches easily over the PICC line and bandages. 100% reusable and durable. Adult PICC line shower sleeve. Lightweight, hygienic, and washable. Non-slip and will not stick to the arm during showering. High elasticity opening for easy on and off. Soft and snug material allows painless application and removal. Promotes blood circulation. IV and PICC line shower protector with TPU seal protection. Watertight and moisture-proof. Recommended for chemotherapy patients during showering and bathing. Can also be used by individuals recovering from injuries, surgeries, or skin conditions. When shopping, please review the product size and dimensions to ensure it meets your needs. Detailed product information, including features and specifications, is provided in the title and description. We want you to be completely satisfied with your purchase. If you have any questions, please . We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it!