100%! Hitail tags are made of the industry's most durable silicone material. These tags are 100% waterproof and resist sun fading, wear and tear, and general damage. In fact, they'll last longer than the average metal tag! If for any reason the QR code on your Hitail tag fails to scan, it's backed by our lifetime safe-scan guarantee, where we'll replace it no questions asked, at no charge to you. Additionally, they are made of a premium anti-microbial silicone material, so they will never stink!