CryoKING® Cryogenic Vials with pre-assembled Red, Green, or Blue Caps, Case of 1000. Size Options: 05ml, 1.0ml, 1.5ml. All tubes come with a 1D on the side and with or without a 2D on the bottom. (Includes 2 Free CryoKING® Cryoboxes with Purchase) Related Products: 2d Barcoded Tubes. Compare this item.