The oaskys Camping Sleeping Bag is designed for all ages and is suitable for camping in warm and cool weather during the summer and spring seasons. This 3-season envelope sleeping bag features a polyester fill and nylon fabric, providing comfort and warmth with a temperature rating of 10-20 degrees Celsius. With a semi-rectangular shape and a weight of 3.48 pounds, this sleeping bag is ideal for outdoor activities such as camping, hunting, fishing, and hiking. The included backpacking sack bag makes it convenient to carry, and the zipper closure ensures easy access for a comfortable night's sleep.