Hydrocollator® 24" Long Neck Contour / Cervical Moist Heat HotPacTM The first choice for physical therapists, physicians, chiropractors, athletic trainers and kinesiologist for nearly 60 years. The Original Hydrocollator® Moist Heat HotPacTM (HCPC EO238 - does not guarantee reimbursement) Eight HotPac sizes available - designed to fit every body contour. Provides up to 30 minutes of deep soothing, moist heat. Brown tabs on most HotPacs for easy rotation in busy clinics. Cost effective, provides hundreds of treatments from one HotPac. All natural product. One year mfg. warranty. Cover not included.