Hydrocollator Heat Pack Oversize 15 x 24 Recreation and Exercise 4 x 18 Pk 3 * Procedure Mask Ultra Pleated 4 x 18 Pk 3 * Ideal for holding Cold Packs in place * Makes excellent sling and extremity wrapper * Sold in packs of 3 * Complete Set Features: Bayonet locking mounts for each instrument head to allow secure connection to the battery handle * C cell powered satin finish chrome plated battery handle with knurled finish * Rheostatic on off switch * Complete in zippered case with fitted foam insert that is scuff and scratch resistant and cleans easily * Weighs 23 1 2 oz * Inspected and packaged in the U Oversize 15 x 24 * Can be immersed in water or microwaved * Provides up to 30 minutes of soothing relief * Durable convenient and economical * Guaranteed for one year *