Features:Light weight and easy to carryComfortable shape to holdSmall enough to be hidden in your palmRaised button to activate the clickCan be also used under your footWith wrist strapCan develop your relationship with your pets through teaching themColor: Blue/Green/Black/Red body+ yellow button + random color strapDimension( L x W ): 6.5 x 3.3cm(2.56 x 1.3in)Package Includes:1 x Button training clicker