Traditional Culture Encyclopedia - Travel guide - How big is the flag held by the tour guide?

How big is the flag held by the tour guide?

The flags used by tour guides are generally 35*50 or 40*60, and are generally equipped with stainless steel telescopic flagpoles of 90cm and 120cm. /news_info.asp? Id= 1245 I saw it from here! ! Hee hee! !