Blue Tin Flip-top Boxes Great for Survival Kit, Geocaching, Crafts and More! (Pack of 4) Cardboard boxes are tacky. Stylish folks keep stuff, and give stuff, in cute little tins. Perfect for mini survival kits, first aid kits, geocaching, organizing and crafts. 2-3/8" x 1-7/8" x 5/8" thick. Like a small Altoids tin. Cornflower Blue Pack of 4