Crimp-Top Vial Products Crimp-top Verex™ vials use cost-effective aluminum crimp seals. When properly assembled, this vial-cap combination provides the best seal for long term sample storage, as well as high volatility solvents. 12 x 32mm, 11mm Crimp-Top Vials and Closures Description 100/pk Price 1000/pk Price Vial, Crimp, v-Vial Clear, No