Nooby's Veterinary Sleeves. 10-Pack. Best defense against infected bandages, splints, and casts. Your Best defense against infected bandages, splints, and casts Waterproof material provides an excellent barrier against dirt, dust, rain, slush chemicals, salt and urine. Can be used individually or with Noobys Protective Bootie. Wider opening on either end provides a comfortable fit and an easy application. 6 available sizes ensure proper coverage of the affected area.