【IPX8 Water-proof Style & Compact Dimension】Taken Out the watertight ring structure for a far more compact sizing. Still watertight to IPX8. We have now built a waterproof line on the inside fringe of the product (integrated into the item) to ensure drinking water can not penetrate provided that 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