Effectively catches hair without blocking water drainage Rust-proof stainless steel construction Silicone rim keeps Drain Protector in place Fits over shower stall drains without getting in the way 0.3cm x 10.6cm x 20.3cm OXO’s Large Sink and Plug Hole Guard is great for the kitchen sink or in the bathroom. This strainer & guard effectively keeps plugholes clear without blocking water drainage. The silicone rim keeps it firmly in place and the stainless steel construction ensures it won't rust. Lifetime manufacturer's guarantee About OXOEstablished by Sam Farber on the principle of universal design, versatility is in the OXO name, literally – the name was chosen because it reads the same regardless of whether it is written horizontally, vertically, upside down or backwards! OXO aims to question the status quo, designing products which make everyday tasks that little bit easier, irrespective of age, gender, or whether you’re right or left handed. Today OXO offers over 1000 products which have a tangible impact on the ease of everyday life. 12cm (4 ¾") Dia.