【IPX8 Watertight Style & Compact Dimensions】Removed The watertight ring design for a more compact dimension. Even now water-proof to IPX8. We have now built a waterproof line on the inside fringe of the products (built-in in the product or service) so that h2o are unable to penetrate providing the screws https://www.wanderlustprogear.com/products/airtag-dog-collar-adjustable-for-apple-airtag-silicone-case-designer-collar-for-small-medium-large-dog-pet-gps-accessories