For lightweighteasy-handlingheavy duty commercial usewhere top may be exposed to foodcrayonsmarkerspaintschemicalsand other stains.Lightweightwaterproofand virtually indestructible with a one piece plastic top.Top color fully permeates the plastic and will not wear off.Mar-proof plastic foot caps and automatic lock-open mechanism on all tables.strong steel ladder frame.30x6030x7230x96 and 60 round tables use 1-1/4 skirt clipsother sizes require stick-on Velcro tape or spots.Fixed 29" height.