Features: You will receive 8 pieces of double insulated boxes, together with 8 pieces of foil insulated bag, abundant quantity and considerate combination can satisfy your mailing needs. The insulated boxes for mailing frozen food are practical and convenient, which help you deliver your items to reach to destination safely, without worrying about damaging or going bad. Specifications: Material: Mailing box: cardboard, aluminum foil Main color: kraft color Size: Mailing box: about 19 x 12 x 16 inch/ 48.5 x 30.5 x 40.5 cm Insulation bag: about 21.65 x 14.17 x 19.29 inch, 0.12 inch in thickness Package includes: 8x Insulated mailing boxes 8 x Insulated bag Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays