The Water Base has an adjustable collar to secure the flag pole and keep it upright. Suitable for use with up to 3.4m flags. Assembled Size approx. (mm): 190 (h) x 435 (w) x 435 (d);Boxed Weight (kg) : 1.58kg ; Water capacity: 26L Caution: It is not recommended for use outside in windy or stormy conditions. For any technical support you can reach on 0203 1377335 Mon-Fri 9:00 – 6:00 relating to product detail information, customisation requests etc