Functions: pumice sticks can be applied to clean tile, to clean bathroom and kitchen, remove hard water rings, clean rust from grills; Besides, use them to clean and scour lime, calcium and rust build up from the pool tile or on the spaApply to: a number of cleaning sticks for you, you can clean your pool, kitchen, barbecue, and even the toilet; Dont worry, the cleaning sticks have enough quantity; Let your life be in a clean placeGood material: these pumice sticks are made of good material that is odorless and nontoxic, do not absorb the grease and gunk, safe for people, animals, plants and water; It wont scratch your ceramic tile and metal; Easily solve your stains and troublesEasily fit your palm to make your cleaning process more comfortable; In order to clean narrow edges and corners, you can peaked the pumice stone with some toolsFeature:This pumice cleaning stone is made of pumice, sturdy and high density. It is applied to quickly clean stains, do not scratch your ceramic tile and metal. Your home will take on an entirely good look by it.Specification:Size: 5.9 x 1.4 x 0.9 inches/ 15 x 3.5 x 2.5 cmMaterial: foam glassColor: greyTips:You can peaked the pumice stone with some tools to clean the and corner.Package includes:10 x Pumice stonesOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.