weight gainers

I started using a weight gainer and I have definitely put on a lot of weight but it doesn’t look like its good weight lol what are the effects of using weight gainers over the intermediate and long-term will this weight gain translate to muscle gains

I'm a very skinny guy and was wondering what kind of Weight Gainer would you recommend I try. my goal is to gain about 20 or 25 lb over the next couple months. I’m 130 pounds and 5’9’’ I went to the mall and walked around and there's a couple supplement shops and I walked in there and they have...