Imprint Option: Full Color on White PVC (1/8") - Engage your customers with a fantastic giveaway by making use of this Open Book Key Tag! It's made of 1/8" thick PVC soft vinyl plastic and has a stock size of approximately 3.5 square inches. Attached is a 1" zinc plated split ring. This is perfect for handing out at libraries and bookstores. Imprint it with your company name or logo and give this away to avid readers to get them to keep coming back for more!