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. Provides watertight and moisture protection. Recommended for chemotherapy patients during showering and bathing. Suitable for individuals recovering from injuries, surgeries, or skin conditions. Please check the product size and dimensions carefully to ensure it meets your needs. Detailed product features and specifications are provided in the title and description. We aim for complete customer satisfaction. If you have any questions, feel free to reach out for assistance. Thank you for choosing our product. We hope you enjoy it.