What are some features to look for in a cool summer blanket to ensure a comfortable and refreshing night's sleep?

When looking for a cool summer blanket for a comfortable night's sleep, consider features like breathable and lightweight materials such as cotton or bamboo, moisture-wicking properties to keep you dry, and a temperature-regulating design to prevent overheating. Additionally, look for blankets with a soft texture and hypoallergenic properties for a refreshing sleep experience.