1.Note: please keep away from children 
<br />2.Color: as shown in the picture 
<br />3.Size: 148 x 21 x 16 mm
<br />4.Weight: 25 g
<br />5.How to Use：
<br />After shaking the pen, insert the refill in and press the pen down constantly on the hard surface until you see the white grout.
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<br />Repair pen allows you to easily cover stains or change the color of grout. If the grout in your bathroom or kitchen is looking dingy or old, this grout and tile marker is the quick and affordable way to refresh it. With the repair pen, you can simply paint over the old grout to make stains disappear. Just shake and apply -- the permanent repair pen color dries rapidly and leaves a clean, uniform grout line without any obnoxious fumes. This grout and tile marker also features a non-slip comfort grip, so you'll be done in no time.