What is this?The PC floral water tube has a PVC top with a hole where you can insert a flower, as an aid to a single short stem. It can act as a water pot for flowers, also enable flower portable. Suit for florist and crafter to add fresh flowers to boxed rose, floral arrangements, centerpiece, backdrop, etc.What will I get?Material: PVC Cap, PC TubeCap Hole Diameter:Inner Diameter:Outer Diameter:Total Length:Package Contents: 100 x BottlesAre there any advantages of the product?For preserving fresh flowers to keep longer. The removable cap holds water securely without spills. The transparent container displays inside status for easy observation.How to use it?First fill the cylindrical tube with water, close the cap, cut the stem at an angle, then insert it into the small opening of the soft cap.What should I notice?Fill the tube with as much water as possible to keep flowers lasting longer.Depending on the flower position (up or down), please position the stem cutting surface as far as possible to the lowest point of the tube (bottom or top of the tube).