The TwinFlex Roll-Up Sign Stand (Tall) holds 36" and 48" roll-up signs with a standard stand-mounted clamp (RUB-3315). The legs are designed with patented Kick Release action which provides two leg positions for uneven terrain. When fully opened the sign stand footprint is 53" x 74". When closed for storage the dimensions are 7" x 7" x 51". The TwinFlex Roll-Up Sign Stand supports signs 18" off the ground.