Under sink stretchable storage shelf that goes around drainpipes: No tools necessary, it assembles in minutes. Creates a storage space and organizes your items under the sink. The stretchable shelf is great way to get organized under the kitchen or the bathroom sink. It provides you a customized storage solution as the height of the shelf and the width of the item are both adjustable. These adjustable shelves provide you storage for those small items such as soaps that may otherwise easily fall if placed on flat grids. We have added three snap on hooks that provide you a convenient way to hang brushes, sponges, or towels. We offer 12 shelf grids to maximize the shelf space. Two telescopic anodized aluminum tubes are also offered with this ingenious shelf and they allow customizing the width of the shelf to fit your specific needs, as it stretches from approximately 16 inches to 27 ½ inches with the overall size being 18 inches to 30 inches. Feature Packed: Twelve Snap on Plastic Grids or Ribs are like open bins (see second picture) Three snap on hanging hooks. Width of shelf adjustable from approximately 16 inches to 27 ½ inches with the overall size being 18 inches to 30 inches Height and width of each shelf is adjustable to custom fit your needs Sides made of durable ABS Plastic. Four telescopic tubes are made of anodized aluminum Four Non-slip EVA feet stickers No tools necessary and assembles in minutes