Package Size: Our package includes 4 pieces of reflective patches in total. Each of the patches is 4.41inch/112mm wide 1.65inch/42mm long and 3.5mm thick. Our patches are enough for you to use on the pet dog clothes. Unique Design: The service dog reflective patches have hook and loop design. The hoop patches have green yellow color as backgound with black words "ASK TO PET" and the loop patches are in black color. Quality Material: These dog reflective patches are made of quality polyester material. The patches are durable reusable strong and not easy to fade and wear. You can use these patches for a long time. Enhanced Visibility: Our patches have reflective material which can catch light at night and the reflective design will make the words "ASK TO PET" noticeable during evening walks which will make your pet dogs safely. Wide Application: Our patches have reflective design and hook and loop design which fits most service dog vests harnesses and training equipment. These patches can be used for service animal and pet animals which can help ensure their safety.