Most clip-on strainers are made from food-safe silicone or metal constructions, commonly stainless steel or tin/metal mesh.
Clip-on strainers are compact and space-saving: many fold or lay flat to store in drawers or cabinets and can replace bulky colanders for small kitchens or travel.
Listings show overall lengths from about 7.87 inches up to about 9.25 inches, with clusters of products near 7.87–7.91 inches and others around 9–9.25 inches.
Clip-on strainers are designed to attach to pots, pans, and bowls. Many listings advertise a universal fit for most round cookware and containers, including lipped pots.
Silicone clip-on strainers are described as heat-resistant and suitable for hot and cold foods; one listing specifies heat tolerance up to about 400°F.