CustomBars sees itself as a leading calisthenics park manufacturer from East Frisia, Germany. Its customers include cities, clubs, municipalities and universities. The facilities are characterised by being maintenance-free as well as vandalism- and theft-proof, as they are made of high-quality stainless steel. According to the manufacturer, the investment in long-lasting quality for a safe and challenging outdoor fitness experience is well worth it. The calisthenics parks are TÜV-certified, made of maintenance-free stainless steel and 100 % Made in Germany.