Detailed Product Description Jumbo chalk Mega Gaint chalk,1) Original supplier2) With EN71,ASTM-D4236,ICTI,CT-PAT3)Dustless4) 10 working days for 20" Master Pack10setsInner PacksetsReshippable?Master Carton Dimensions (inch)19.29" L × 10.83" W × 8.27" HMaster Carton Weight (lbs)10.2 kgMOQ : 20000 setsThis Price valid time:3 MonthsProduction Leadtime :20working daysFirst Available Ship Date : ...