Flexible CapsEach flower water tube has a uniform product size: length 72mm (2.83 inches), cap diameter 18mm (0.7 inches), each tube has a soft rubber cap with a flexible 3mm opening, can be flexibly attached Stems of different diameters can be adjusted. Leak-proof designDue to the flexible soft rubber caps, the flower tubes can seal the water well and are not easy to overflow, so no daily watering is required. Easy to UseThe flower water pipes are made of clear plastic and easy to use, just open the lids and add some water, then close the lid and put the flowers inside. And the test tubes are environmentally friendly and practically reusable. Package IncludedThe package includes 100 flower water tubes with soft rubber caps so that they can hold water well and enough for daily use. Suitable forThey can be used in various occasions, such as flower shops, houses, gardens, cafes, offices, weddings, shopping malls, etc.