Made of acrylic and frostproof concrete. Homogeneously sealed green coating offers additional protection. Parabolic playing surface guarantees a spot-on ball rebound. The white marking lines are indestructible. This training wall is simply mounted and bolted to a strip foundation with recessed anchor bolts. Can be supplied in two heights, 230 (width 148 cm) and 300 cm (width 100 cm) with a 100 cm protective screen. Width individually adjustable with elements. Integration of sound-proofing, recommended in residential areas.