A hard working, heavy duty, all purpose sign frame. Change signs in seconds! Holds two 24'' x 36'' signs. Patented Quick-Change feature, signs easily slide in and out, no tape, hook and loop, or screws needed. All plastic for use indoors and out, no rust, splinters, discoloration, no maintenance. Use corrugated plastic sign or other rigid sign material up to 3/16'''' thick. Stay Tabs™ Hold signs securely in place, stacking lugs, keep stacked units from sliding, hinges lock in open position prevents over-extended sign face Made in the U.S.A.