Lumbar Support Ice Pack for Back Pain Relief Cold Therapy for Sciatica, Herniated Disc (L3, L4, L5, S1)

STAYS ICE COLD for 5 Hours - Great for long trips, TSA approved for air travel when frozen REDUCES LOWER BACK PAIN - For Herniated Discs, Sciatica, Pulled/Strained Muscles PROVIDES LUMBAR SUPPORT - Use while sitting on/off for 20 minutes QUALITY MATERIALS - 900 Denier PVC Coated Embroidered Polyester, Reusable Gel Pack PATENT PENDING