This durable sign holder is low cost and more economical than disposable marking signs. Crimped on four edges to keep signs in place. Heavy-gauge base plate keeps the sign upright and stable, even when not weighted down with plant flats. Fits 5"W x 4"H signs. 7" x 7" base plate. Overall height is 16". Waterproof and reusable vinyl sign cards for the holders are included in each case. 25 signs and cards per case. USA made.