Smooth to touch? the perfect size can be controlled by human palm <br />Gently press the raised orange button to emit a clear sound <br />With a round ball at the top? it is a metal stick when extended? indicating the direction of right action for dogs <br />Small sized? easy to hold in your bag or pocket <br />The best time for training: It may begin training when the dog is over 2 months.<br /><br />Material: ABS <br />Color: Blue<br />Minimum length: 13 cm <br />Extended length: 31 cm <br />Width: 3.2 cm <br />Ball diameter: 3 cm <br />1 x Pet Trainer  <br />In blister package<br /><img src="http://img6.eachbuyer.com/x9/p100/cg664_1.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cg664_2.jpg" / noproxy>                                                        <img src="http://img6.eachbuyer.com/x9/p100/cg664_3.jpg" / noproxy>