Sea to Summit Aeros Premium Pillow Large - lightweight comfort with a premium feel. The Aeros Premium Pillow Large from Sea to Summit combines a compact pack size with noticeably more comfort. A soft upper layer made of memory foam and brushed stretch knit sits on an adjustable air chamber, providing pleasant, breathable support with a height of up to 12 cm. The ergonomic, contoured shape conforms well to the head, fits into the hood of your sleeping bag, and is suitable for various sleeping positions. To prevent the pillow from slipping during the night, the included PillowLock patches securely attach it to your mat. Made from durable, hydrolysis-resistant TPU and certified recycled materials, the Aeros Premium is the ideal choice for those who want to keep weight down while not compromising on sleeping comfort.