About this item Material: Made of high-quality washed Oxford water-repellent fabric. Function: Good airtightness, with integrated stitching, with good heat preservation and ice preservation effect. Workmanship: exquisite workmanship, hand-reinforced, it is more comfortable and labor-saving whether it is carried or carried. High-quality hardware slider: smooth in use, no jamming, unobstructed opening and closing, tight occlusion, and strong practicability. Size: 23*16*15cm/9*6.3*6in. Large capacity, can hold fruits, vegetables, lunch boxes, bento, etc.