Waterproof Protection Designed: this kids and youth arm cast cover pretector fully sealed use a unique flexble rubber that creates a vacuum and a securing plastic ring. Protect the bandage, wound, injury part isolated from moisture and water, keep casts and bandage dry when bathing, showering or other outdoor activities. Safe and Durable Medical Grade Material: the cast cover bag made of reusable, durable and thick material, high-quality PVC bag, polypropylene and rubber that won't rip or tear, reusable quality PE cover is for durable use. Kids Arm Cast Protector: above the elbow, this 20 inches watertight arm cover which is longer enough to cover elbow and lower arm injuries. The wide is enough for most kids and youth to slide their arm in or out easily. It is suitable for upper arm circumference between 6.2" to 14.5", and tight enough to protect your arm or bandage from getting wet while showering. Note: Please measure the maximum arm circumference before ordering! (e.g.got cast and bandaged). Easy to Use: with this kids arm cast cover, it can protect your arm, hand, wrist, thumb, fingers or elbow injuries or other injured part on your arm. So, you can shower, bath or take other outdoor activities after recovering from injuries, surgeries, accidents, medical conditions like, rashes, burns, skin problems, wounds and scratches Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!