Size: 12cm / 10cm / 8cm / 6cm Packing: 12 pcs/ pack (2 pcs 12cm + 2 pcs 10cm + 4 pcs 8cm + 4 pcs 6cm) Style: Single layer with magnet Function: glow in the dark Package List 12 pcs Luminous Magnets Butterfly Due to the different monitor and light effect,the actual color maybe a slight different from the picture color. Please allow 1-2cm differs due to manual measurement. 1Luminous ButterflyThe 3D luminous butterflies are luminous design, they will be a faint light at night or in the dark after absorbing a lot of sunlight or light. 2 Easy to UseThere is no requirement to use. You can stick it to refrigerator with magnet in butterfly& 39;s stomach position. 3 Education for KidsIs a good way to encourage children to explore the fun of physics. 4 Great DecorationCan be used in party, Walls, Children room, TV wall, Office room, Nursery, Birthday, Wedding, Christmas, etc. 5 Package IncludedYou will get 12 pcs butterflies of different sizes and patterns.