Features: 4pcs durability plastic pool drink holder safely mounts on pool edges, beverages within reach without leaving water – for poolsides relaxation and parties. Features double upper/lower support point for stability, and 8.5x13.50cm size compatibility with 5.0cm diameter pools frame, ensuring spill proof convenience. Ideal for pool owners, parents supervising kids, or anyone hosting outdoor gatherings who values easy access to drinks during water activity. Versatile for inflatable pools, hot tub, bathtubs, or deck railings – transforms any water filled space into a convenient beverages station. Stackable saves storage space while weather resistant construction withstands sun exposure and pool chemicals season after season. Specifications: Dimension:8.5x13.50cm/3.34×5.31in Component:plastics Package Includes: 4pcs Swimming Pool Cup holder note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.