NDuR Watch Band Compass
NDuR's Watchband Compass is so small and lightweight that you won't remember it's on your wrist until you really need it. It is water resistant and can be easily installed on almost any watchband. Liquid filled with a 1 inch diameter. Made in Taiwan. 1" diameter. Liquid filled. Water resistant. Fits most watch bands. Small and lightweight. Weighs only 0.2 oz. GSA and TAA compliant.