Colour Your Own! flying discs measure 17cm in diameter are fun for playing catch outdoors. Use your own permanent markers to decorate these blank flying discs however you want. Great outdoor party favours or party activity for kids. Age Recommendation Ages 3 & Up: Containing 10 or less large, rounded pieces made of lightweight and soft material, these crafts are simple and easy, perfect for budding artists or large groups. Activity may include colouring or glueing pieces to flat surfaces.