Removing silicone and acrylic: the joint smoother is suitable for silicone, acrylic, resin, grout and much more. A must-have tool for any tiler: this item makes it easier for you to work with joint compound (e.g. when lifting and smoothing) in different shapes and sizes. 5 different straighteners: this kit contains 5 different straighteners that can be used with different angles and curves. Easy to use: with our cast iron straightener set you can work very easily with the silicone if you want to work on edges or angles. No need for soapy water: prevents loose silicone edges which trap moisture and bacteria. No adhesive required. Pack of 5 joint smoothers: this item makes it easier for you to work with joint compound (eg when peeling and smoothing) in many different shapes and sizes. This grout smoother is suitable for silicone, acrylic, resin, grout and more. The kit contains 5 different straighteners that can be used on different angles and curves. With our cast iron straightener kit you can work very easily with silicone if you want to work on edges or angles. Properties: No need for soapy water, prevents silicone edges that trap moisture and bacteria, no tape required, saves time, money and sealant. Made of silicone, it does not scratch or mark the work surface. An essential tool for every tiler, for removing silicone and acrylic, easy to clean and reusable, abrasion resistant, durable, acid resistant and elastic plastic. Technical data: material: silicone, weight: approx. 0.65 kg, 0 mm. Complete removal of fresh grouting material, standard 3-8 mm straight joint without pressure or tension load (e.g. windows, mirrors, sinks), standard 10/14 mm very wide joint and without tension or pressure load (e.g. floor finishes, wall in case of tiling, masonry, renovation of old buildings) from 3/6/8 to 10 mm, curved standard joints with tensile or pressure load (e.g. for bathtub , shower, kitchen worktop, floor/wall connections for tiles) 12/15/22/26 mm, for expansion joints (e.g. floor) 13 mm hollow for edge finishes . Contents: 1 set of 5 joint straighteners.