Features: 1. Home sound machine: Just squeeze, the air inside will rush out, producing a highly simulated fart sound. 2. Simple operation: just one squeeze,put the free side up on your palm, make the ventilation opening face about 2-3 cm from the end of the thumb, and then squeeze the handheld fart device strongly. 3. Multiple sounds: You can also hear different fart sounds by adjusting the position and squeezing speed. 3. Throwing a toy: If someone makes you upset, you can use it for pranks, which will definitely make him mad. Very interesting, a tricky and interesting must-have, you deserve it. 5. Keep practice: practice and skills. This squeeze toy has a learning curve, so the more you practice, the more skilled you become. This product is a fart noise machine, highly simulated fart sound, suitable for funny and pranks. Specifications: Size: 2.5 x 8 x 8 cm Weight: 68 g Applicable age: 9-15 years old Colour: Black Package Included: 1 * Fart machine Notes: 1. Please allow 0-1 inch error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from real object.Products from NIUNIU's store