096623 by All-Weather | Ear Tag Marker | 3/16" (5mm) Mark Size | Black | Plastic | Case of 48Overview: All Weather Ear Tag marker has specially formulated inks to last on all brands and styles of polyurethane plastic ear tags without fading from UV light and harsh weather conditions. The ink is designed to actually penetrate and bind with the plastic ear tag to provide the longest lasting marks possible. Packaged in a valve actuated metal pen will not dry out like felt tip markers. Features: Fast drying, non smearing ink UV light and weather