型号
self adhesive black board film
name
self adhesive white/green/black board film for school children
length
1m, 2m...10, 20m, 100m per roll
thickness
2.5c, 3.5c, 4.5c, 5c, 6c, 7c, 8.5c, 9cm
usage
kids eductional tool at home, shcool tools
advantage
easy to stick on funiture wall, easy to move