HYGLOSS-Study Buddies. If you are always on the go, nothing could be better than Study Buddies! They're great for trying to learn a new language, your multiplication tables, or even giving a speech. Jot down your shopping and to-do lists and tuck them into your backpack, purse, or briefcase. Each individual card measures 2x3 inches and has a small hole punched in the upper corner so the entire stack can hang from the included jump ring. Complete package contents include 100 cards in assorted bright colors and one jump ring. Made in USA.