1.Certification:EN71,CE,ASTM,SVHC 2.Size:5*200mm 3.Glowing time:5-24 hours 4.up ... glow sticks+2 accessories / blister cardN/G weight14/16kgsOut box size(cm)51*29.5*30.5&36*27*31PrincipleNo heat ... clients to visit our factory, and build happy long cooperation. size of 8 inch glow stick lantern for play and market sales