Should I use the foam-backed or the cloth-backed sheets?
Personal preference is the determining factor here, as well as application. Some people prefer the flexibility of the cloth-backed , while others prefer the smoother finish of the foam-backed. The foam backing allows the to move more gently over the piece, making it easier to polish.
Can I use wet?
is best used when wet so that the water acts as a lubricant. This also extends the life of the product. You can also rinse out your product when finished to extend the life.

Can I use on glass? It is not recommended to use POLYSAND on glass as it is difficult to achieve the optical clarity desired.

How do I know which grit of to begin with?
A good rule of thumb is that if the scratch can be easily detected with a fingertip, begin with 1500 Grit. If it is slightly detected with a fingernail, begin with 1800. If it is visible as a scratch or hazing, begin with 2400. 's grading system is calibrated in numbers similar to conventional sandpaper, larger numbers representing finer grades. From coarse to fine, the grades are: 1000-1500-1800-2400-3200-3600-4000-6000-8000-12000.

What surfaces can be used on?
is a versatile product which can be used on wood, plastics, metals, corian, fiberglass and many other surfaces as well. Always test in an obscure place to make sure that it will not damage the surface.

Can I polish my eyeglasses with ?
No, because the curvature of the lens is specific to your prescription, so polishing away any amount of the lens will change the curve and therefore, your prescription.

When restoring a surface, can I just polish out the scratched area, or do I need to do the whole surface?
It is best to restore the entire surface so that no distortion is detected in the surface. If only a small part of the surface is restored, the distortion will then move to the borders of what was just restored.

When I have restored the surface it still seems ‘fuzzy’. Why?
This is most often caused by not completing each step thoroughly. It is necessary to completely remove the previous scratch pattern before going on to the next. Start over with the coarsest grit that was used and work your way up to the desired finish. It is also important to wipe the surface between each step. Leftover dust can cause abrasions as well.

View our brochure [pdf file]. It contains Step-By-Step Instructions!
Please note: it takes A WHILE to load, but it's worth the wait.