These reflective tacks are for outdoor marking and guiding. Whether you're hiking, biking, or running, these tacks ensure you stay on even in low-light conditions. Simply push them into trees, posts, or walls to create a visible trail. The reflective surface catches light from headlamps or flashlights, making them ideal for nighttime activities. Features - Color: Red -Material:Metal - Size: 1.20X1.20X1.20cm/0.47X0.47X0.47in -Night visibility: enhances nighttime visibility, ensuring safety during outdoor activities like hiking, hunting, and more. reflective design makes it easy to spot from a distance -Easy installation: flathead design allows for quick and easy installation and removal, solving the problem of traditional tacks falling out easily -Weather resistant: suitable for various harsh environments, including rainy, snowy, ensuring durability and reliability -Multipurpose use: can be used as road markers, trail markers, and more. ideal for outdoor activities, construction sites, and traffic signs -High reflectivity: offers clear reflective effects that are visible from a long distance, alerting pedestrians and vehicles to avoid accidents Package list: reflective thumbtacks