Using these chairs is easy. Just assemble them following the included instructions. You can place them on your patio, in the backyard, or any outdoor spot you like. Make sure to choose a flat and stable surface to ensure safety. When it comes to weight, these chairs can hold up to 400 lbs, so don't worry about heavy - set people sitting on them. For maintenance, wipe the chairs with a damp cloth regularly to keep them clean. Avoid using harsh chemicals as they might damage the wicker finish. If you live in an area with extreme weather, it's a good idea to store the chairs indoors during the off - season to prolong their lifespan. And remember, the item description might have details about other variants, so check carefully if you have specific requirements.