The Eleiko Olympic WL Training Discs are exactly the same as the competition discs, except for the calibration: the same design, the same practical gripping edge and the same sophisticated finish.Every batch of Eleiko rubber training discs is tested for 5000 drops - exactly as the competition discs.We believe that great training equipment gives great results – don’t you? SPECIFICATION: Brand Eleiko Usage Home Use, Commercial Use Condition Brand New Warranty 12 Months Warranty