Deciding to buy window sills for your current construction or restoration projects? World of Stones USA is the right place to choose the best stone window sills. Available in various style and color options. Structurally, a window sill provides a solid base to the window frame. Apart from this, it acts as a distinctive decorative element from a design point of view. The most common window sills are made up of wood due to its cheap and ubiquitous presence. However, the natural stones window sills have now become the topmost choice, thanks to modern carving techniques and state-of-art technologies. Sophistication in window sill design and material impacts the design of the entire construction entity. Therefore, choose from our amazing collection of stone window sills of your choice at market competitive rates.

Castle Grey

Castle Grey sandstone is a beautiful mellow Grey-colored sandstone. It is a hard-wearing quarzitic sandstone. It exhibits consistency in both texture and color.

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Sunset Buff

Sunset Buff, as its name suggests, it represents the scenario of sunset by its buff shades and tone. It has hardly any visible pattern. So, it seems in a consistently plain in appearance at first glance.

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Sierra Blue sandstone is a hard-wearing quarzitic sandstone. It exhibits consistency in both texture and color. Its neutral light brown color with Sierra Blue shades render it extremely versatile in the swimming pool coping applications.

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 Frequently Asked Questions

What is the best material for a window sill?

Natural stone is the best and most durable material for sills. Natural stones like sandstone, limestone, granite, etc., are robust, durable, and can resist moisture & sunlight. The best part about natural stones is that they require little to no maintenance.

What is the purpose of a Sill?

Installing a sill is primarily done to give your window a base to support the entire structure. In addition to this, sills stop water from leaking into the rooms. Sills can also be used to hold decorative items like plants.

What's the difference between a window ledge and a window sill?

A window sill, also known as a window ledge, is a shelf-like, horizontal flat piece that acts as a base and provides your window the support it wants.

What are the types of sills we provide?

We offer sandstone window sills in three colors: Castle Gery, Sierra, and Sunset Buff. The window sills we provide have a shot-blasted & brushed finish making the surface anti-skid.

What People Are Saying

Jenny P

"With the help of World of Stones USA products, we were able to design the outdoor living environment of our dreams. Everyone who sees our backyard loves their products."

Peter Metcalfe

"Fast and efficient delivery, and customer service has been great as a few of my tiles arrived damaged (in transit) these were replaced and delivered to me the very next day."

Emma S

"Not really sure if the product meets my needs at first, but after seeing this brand’s outdoor patio in my friend’s house, I have no other doubts and need to buy myself one at once."

Jack F

"Great service and quick delivery! Got my patio pack just after 3 days of order, and the sustainability is a plus point. What a highlight for my garden."

Tracey Smith

"What a brilliant company, the tiles in our new kitchen look fantastic and were very reasonably priced . The staff were very helpful and I would definitely trade with them again."

Sloan R

"New tiles look fantastic and had the best price going for the tiles I wanted by a good margin. The customer service team were able to answer my questions I had about the tiles too."

Collins M

"I like the service here. Just had my first order and love all the tips and instructions they have given to me. Haven’t received my order yet, but this kind of service is worth 5-star rating."


"Ordered online firstly and the service was smooth. Even with a few tiles broken they changed them quickly asap. Top service and staff. Highly recommend them online and offline."


"Excellent company to deal with from start to finish. Their prices are very competitive, customer service team great and everything arrived well packaged and protected."


"Great customer service arrived a day earlier than expected great quality, they even sent me corner cutting and instalation guidelines from manufacturer."