Flatpack: 1 4 corners protection; 2 20mm styrofoam on 6 sides of the carton; 3 Each layer separated by PE sheet; 4 B=B standard export carton Assemble: 1 PE protection on the front of the product; 2 Thick PE SHEET wrap around the product body with hard paper corner protection; 3 Molding styrofoam protection on 8 corners; 4 B=B standard export carton