LANGXUN Large Size Balloon Arch Kit And Balloon Column Stand Kit For Birthday Decorations Wedding Decorations Event Party Supplies Garden Decorations Christmas Decorations The height and width of the balloon arch can be adjusted arbitrarily by increasing or decreasing theconnector tube. The largest size is 9 ft (2.8 M) height and 10ft (3 M) width. The smallest size is 4 ft1.3 M) height and 5 ft (1.6 M) width. Multi purpose decorative kit, not only balloons arches, but also balloon column. Perfect and memorable decorations for weddings, receptions, parties, catered presentations, bridal and baby showers, birthdays, candy buffets, dessert tables and more. Pair this with other BalsaCircle decorations, such as backdrops, chair covers, centerpieces, lighting, DIY craft supplies and fabrics. One Base's Maximum Weight is Over 5 kg after Filling base with sand or water. The connecting tube is made of high quality ABS plastic, high in transparency and easy to bend. They are sturdy enough to use both indoors and outdoors.