The Mambe Essential Outdoor Blanket will keep you warm and dry no matter what the conditions are. Warm fleece on one side and soft waterproof nylon on the other side. Use year "round, indoors or out. Ideal for: park, beach, camping, sporting events, coach"s gift, outdoor concerts, gift for weddings/birthdays/etc. The versatility of the Mambe Essential Blanket makes it a great gift for just about anyone! Machine washable (cold water, low heat). Proudly made in the USA.