This is a comfortable tool for relieving neck pain and tension. It can apply castor oil to the neck and then cover it with the neck pack, exerting the warm and anti-inflammatory effect of castor oil and promoting blood circulation and muscle relaxation. The material of this product is waterproof-treated cloth, which is a soft, breathable, and leak-proof material that can maintain the effect of castor oil and avoid staining clothes or sheets. It is also very suitable for company promotion. We can print your logo on the product to help your company gain greater exposure. Measuring 9.44*18.89inches, this custom reusable castor oil neck pack. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. We offer logo printing and full packaging customization. Product Highlights: Portable, durable, practical for daily use.