Leakproof reed cups, that fit right in the pocket of your oboe bag. These measure about 2" tall and about 1.5" in diameter. No more messing with flip top caps that can fall off or leak all over your music. These clear glass reed cases are thick, have a sturdy plastic screw top, and hold about 1oz of water, perfect for soaking your reeds beore a lesson, performance, or rehearsal/practice session!