These 50pce bulk set of mini spinner tops in 4 colors,are designed for boys and girls, which offer cross-generational fun. Perfect for kids' treasure box toys, Easter egg fillers, Carnival prizes and Christmas gifts, party favors, classroom rewards, goodie bags stuffers, fidget toys, or adults seeking a portable tabletop game to relief stress, these light up spinning toys spark joy at birthday parties, family gatherings, classroom activities, or outdoor adventures. Made of durable ABS plastic, these led gyros tops stand up to drops and rough play, ensuring long-lasting use without breaking or wearing out. The smooth, non-toxic material meets international safety standards, making it safe for kids to use as well. Firmly rotate the top's threaded handle clockwise on a flat surface or tabletop, then release it and the gyro will begin to rotate. As it spins, it automatically emits a red LED light, the more you spin the more they glowing in the dark.