To create a custom indoor or outdoor friendly look of your whole pallet benches and sofa, paint would be amazing choice to do that beautifully! Latex or oil based paint may the best ever choices to make the wood more stable to withstand the every bad or harsh conditions of weather! Latex paint are easy to apply and dry quickly and can keep the wood safe from blistering, flaking and peeling for many years to come! Latex paint also empowers the wood to avoid cracking!
Oil based paint coating have brilliant adhesion characteristics and features that can really make a wood stay last! However, oil based paint tends to fad over time which may results some ugly cracks in wood! Each type of paint has its own personal features and characteristics, you can use any of them to paint your whole pallet sofas for a beautiful match or an appreciated contrast to surrounding environment!