Alfie Lifestyle Pet Accessory - Par Cooling Pillow Product Dimension: 8" x 6.75". Best for small and medium breed. Soft, durable and easy to clean surface. Filling is made of non-toxic heat-absorbing coolant, creates a soft and comfortable, cooling mat that stays cool in spite of body or room temperature. No electricity, water or ice is required. Reusable thousands of times. Keep your pet cool and comfortable even in hot weather. Perfect for pets with hip/joint ailments or other health concerns. Lasting cooling effect and can be used continuously for 6 - 8 hours. Feel the difference by placing your face on the cooling mat like a pillow for a minute and you will feel the gentle cooling sensation from the heat absorbing coolant.