Features: The set includes 5 bright colors — red, yellow, orange, green, and blue — whose vivid hues make play more appealing and bring endless fun. Beyond birthday gifts, these bouncy balls are great for church activities, game prizes, carnival prizes, party favors, and gift bag fillers. Specifications: Material: rubber Color: red, yellow, orange, green, and blue Size: about 1.25 inches (32 mm) in diameter Package includes: 50 x Christian glow in The dark bouncy balls Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays