GLPH2228- 22" WIDE X 28" HIGH SUCTION CUP POSTER HOLDER 25 1/2" wide x 28 1/2" high overall size. Our unit features all acrylic with domestic produced premium suction cups! Availability: In-Stock Product specification: 25 1/2" wide x 28 1/2" high overall size. Our unit features all acrylic with domestic produced premium suction cups! This window unit is for doublesided posters! This unit has 4 oversized suction cups for strong holding power. Made from clear acrylic, call for pricing on 25+ Units.