With the characteristics of oval shape, the pet trainer has exquisite appearance. The pet trainer is very practical, which can develop your relationship with your pets through teaching and training them. Made of high quality ABS and stainless steel, the pet trainer is durable and sturdy. The length of the pet trainer is about 6cm, the width of the the pet trainer is about 4cm, the thickness of the pet trainer is about 2cm. The pet trainer is portable, and it is good choice for outdoor sports, hiking, traveling, walking and picnic. Item Name: Pet Trainer Material:Stainless Steel,ABS Size Details: Length: 6cm/2.36" (Approx.) Width: 4cm/1.57" (Approx.) Thickness: 2cm/0.79" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 X Pet Trainer