Non-slip flat spot markers for sports training and drills. Great for physical education and games like baseball, football, soccer, boxing, basketball, golf, martial arts, karate, taekwondo, boxing, Jiu Jitsu. Size: 15.5cm diameter (6.1inch), PVC and TPR material, soft and flexible ring marker disks. The markers will stay firmly on the ground and won't tear or rip. High Visibility color can be easily identified. Suitable for use on any indoor outdoor surface, especially perfect for gym floor. Perfect for coaches, trainers and sports teams colour: random colors, don't accept the specified color Material: PVC+TPR Size: 15.5cm in diameter Package Contents: 50 x Flat Disc Cones Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.