Cards Rings are shipped immediately by USPS This ring has 8 Pop Video cards with a hole punched and ready to be put on a ring. Purchase this product through the app you to label up to 8 cards with up to 20 characters. Labels professionally identify the contents of the card. If you do not label the cards through the app they show up with a blank space where you can write your label using a permanent marker. Each Pop Video card enables you to record and launch your hyper-specific how-to video, and provide the watcher with instant access to the information they need. Whether it is a short-term car or home rental, providing contractors with information about your home, team members information about their office or work environment, and more. Cards are printed each with your unique label on durable 20mil PVC Cards. Cards are ‎3.38"L x 2.13"W (same size and quality as an identification badge)