Grand Parfums Brand Best Small 1ml refillable glass perfume/cologne vials. These will be shipped with plastic caps, each of which has an attached applicator wand. The caps snap in and will give a tight fit, which will keep your fragrance from leaking. A transfer pipette/dropper is also provided for your ease of decanting. Glass Vials measure 8 x 35mmm and hold approximately .7ml. These are quality vials made in the USA, the caps are sized to ensure no leakage.