▁receiving ▁its ▁colour , ▁following ▁his ▁report ▁of ▁the ▁read iness ▁to ▁take ▁care ▁of ▁the ▁colour , ▁first ▁removes ▁his ▁head ge ar ▁to ▁touch ▁the ▁colour ▁in ▁the ▁hands ▁of ▁the ▁review ing ▁officer ▁before ▁hand ing ▁it ▁over ▁to ▁the ▁unit ' s ▁colour ▁guard . ▁ ▁Th ailand ▁ ▁Each ▁unit ▁of ▁the ▁Royal ▁Th ai ▁Ar med ▁Forces ▁is ▁given ▁a ▁colour ▁called ▁the ▁" Th ong ▁Ch ai ▁Chal erm ph ol " ▁() ▁or ▁Vict ory ▁Col ours . ▁These ▁are ▁presented ▁to ▁each ▁unit ▁personally ▁by ▁the ▁King ▁of ▁Th ailand . ▁The ▁flags ▁are ▁divided ▁into ▁four ▁different ▁designs , ▁for : ▁Royal ▁Th ai ▁Army , ▁Royal ▁Th ai ▁Navy , ▁Royal ▁Th ai ▁Air ▁Force ▁and ▁King ' s ▁Guard ▁units , ▁and ▁is ▁presented ▁in ▁a ▁public ▁ceremony ▁usually ▁in ▁December ▁days ▁following ▁National ▁Day ▁celebr ations . ▁ ▁Before ▁their ▁presentation ▁the ▁colours ▁are ▁cer emon ial ly ▁bl essed ▁in ▁a ▁religious ▁ceremony ▁attended ▁by ▁Buddh ist ▁mon ks ▁and ▁other ▁high ▁ranking ▁dign itar ies ▁inside ▁the ▁Temple ▁of ▁the ▁Emer ald ▁Bud d ha ▁in ▁Bang k ok . ▁During ▁the ▁ceremony ▁amid st ▁the ▁chant ing ▁of ▁the ▁mon ks , ▁the ▁King ▁will ▁personally ▁ham mer ▁the ▁br ass ▁n ails ▁into ▁the ▁staff ▁of ▁each ▁colour ▁using ▁a ▁silver ▁ham mer . ▁Each ▁colour ▁contains ▁about ▁ 3 2 – 3 5 ▁n ails , ▁in ▁which ▁the ▁cloth ▁is ▁attached ▁to ▁the ▁wooden