Features: These blacklight party balloons have a bright fluorescent color that makes people notice at a glance. These reactive latex balloons can be combined together to create a dreamy party decoration or pretty photo backdrop. You can use these neon party balloons to decorate dance floor or room to transform a simple space into a dreamy place. Specification: Size: 12 inches (when fully inflated) Material: latex Color: red, orange, purple, green and yellow The package includes: 20 x Neon red balloons 20 x Neon orange balloons 20 x Neon purple balloons 20 x Neon yellow balloons 20 x Neon green balloons Note: These neon party balloons which are neon color in normal light, and in specific violet light will it emit fluorescent effect. The difference of the monitor will cause some small errors in the color, please understand. The balloons should be kept away from high temperatures and the contact of any pointed object. To avoid choking hazard, under the age of 3 need to use it under the supervision of adults.