Blow hard to simulate the sound of fartingVery suitable for pranking family or friendsWill make them shockedEasy to use by anyone, no skills requiredSpecifications:Product name: fart whistleMain material: plastic, latexProduct size: 8*14*1cmProduct weight: about 10gProduct packaging: color boxColor shipped randomlyvery interestingPackage Included:1*Fart whistleNotes:Due to manual measurement, there may be an error of 1-2 cm, please understand.The color difference may vary depending on the monitor settings.We provide you with the best products and services.If you have any questions, please let us know and we will solve the problem as soon as possible.thank you very much.