Net size is 7’x11’centered with four stainless steel springs - stretched taught inside a black steel tubular frame with heavy duty elastic cords. Net backboards are quiet, less expensive and portable. Outdoor FreeStanding Net: 9.25’ (height) x 12.5’ (width). Net is one foot off the ground, centering the ‘sweet spot’. Excellent for driveways, backyards and any open space with a hard surface. Most popular! Outdoor Fence Mount Net: 9.25’ (height) x 12.5’ (width). Designed to attach to virtually any tennis fence posts. Hitters that don’t want noise in a permanent backboard. Indoor FreeStanding Net: 7.83’ (height) x 12.5’ (width). Height allows placement in garages, basements or locations with an 8’ ceiling height.