Non-slip - There are non-slip points on the back to prevent sliding on the gym floor or sidewalk when stepped on or run over. Safe to use during fast-paced games and training. Clearly visible - 9 inch vibrant color designed to be clearly visible during games, sports, and other activities. Spot markers for various games in gym class or for agility training when practicing football, hockey, basketball, soccer, dance, etc. Useful - Spot marker is perfect for sports, classroom, or party activities. Keeps kids entertained while improving their creativity and cognitive skills. The floor spot dots are a great alternative to traditional conical cones. Ultra-durable - Spot marker also has a tear-resistant design that is easy to clean and can be reused. Color: Random colors, no specific color option available. Material: PVC + TPR. Size: Diameter 23cm. Package Contents: 12 x Spot Marker. Only the above package content is included. Note: Lighting and different displays may cause slight color differences between the image and the actual item. Measurement allows an error of +/- 1-3cm.