Put your competition in ice with our custom printed Sitting Penguin Key Chain Stress Reliever. Tap into the cuteness of these promotional Sitting Penguin Key Chain Stress Relievers. Our adorable Sitting Penguin Key Chain Stress Relievers is an ideal giveaway item for your clients and prospects to carry around with them. Sitting Penguin shaped key chain stress relievers made from the highest quality polyurethane which is both non-toxic and biodegradable Need to relieve some tension? Try squeezing one of these themed keychain stress balls with your custom logo or imprint for relief.