Content Set of 50. Specification diameter: 7.18 inch , height: 2 inch, top opening: 1.73 inch, weight: 0.015 lb. Good Quality metal holder is stronger than typical plastic holder. MULTIPURPOSE Suitable for any sport and other activities, such as soccer, football, basketball, games at parties and events, kids play, bicycle obstacle course, motorcycle training, dog training, horse training and much.