SHIPS 5 PREMIUM SHIELDS PER CARTON Crystal clear plexiglass Classroom Health Shields panels allow social interaction while offering extra protection. Living Hinges allow the panels to fold flat for storage & transport | Arrives folded flat and sets up in 3 easy steps | Smooth rounded edges on all panel sides. Attaches firmly to the work surface with unique slotted pucks and a resilient adhesive that releases when ready to store the shield. No drills. No holes. 3 Plexiglass Panels: Left Right & Center = 3 sides of protection | Dual Protection when each desk has its own Classroom Health Shield. Panels are 20"W x 20"D x 24"H. Designed to work with Alumni's 18 x 24" Rectangle Classroom Desks, but will work with other tables and desks.