This thick waterproof Oxford cloth insulated bag features pearl cotton and aluminum foil lining to keep food and drinks at proper temperature for takeout delivery outdoor picnics and portable meal transport. It comes in two capacities 22L and 32L to fit different carrying needs, with 22L outer dimensions 35 by 25 by 25 cm and inner dimensions 33 by 23 by 23 cm, and 32L outer dimensions 40 by 30 by 30 cm and inner dimensions 38 by 28 by 28 cm. The high density tear resistant Oxford outer shell offers reliable waterproof performance against rain dust and wear, and it is easy to wipe clean for repeated use. Equipped with an adjustable 1.4 meter shoulder strap inner support frame and pad, this bag helps reduce carrying burden and boost delivery efficiency. It is black with silver reflective strips and suitable for transporting fast food bubble tea fresh goods and more. Temperature retention lasts around half an hour depending on how often the bag is opened and closed. Please note that sizes are measured manually and there may be minor differences, and monitor settings can cause slight color variations from the photos