Features: Whether it's a birthday, party favor, reward, or anniversary, the rugby keychain makes for a gift. Both young and adults will appreciate this practical present that helps combat stress in a fun way. Being compact and lightweight, these sports keychains bulk are ideal for stress relief. You can easily attach them to your keychain or bag and have a squeeze whenever you need it. Specifications: Material: PU foam, metal Color: white Size of the ball: approx. 1.57 inches/ 4 cm in diameter Package includes: 12 x Face stress balls keychain Notes: Manual measurement, please allow slight errors on size. The color may exist a slight difference due to different screen displays. Little ones under 6 years old should use our product under the supervision of adults.