For every set of Optima Brian May Strings you buy, we will donate 10% of the net sale to Brian May's Save Me Trust. Read below the product description for further info. Brian May   has used   Optima   (formerly   Maxima )   strings   constantly for both studio and live work. "As guitarists, and (guitar techs!), we are always looking for a trouble-free life. The greatest thing you can ask of a guitar string is not to have to worry about it. In the Old Days, it was a lottery - sure, many times when you put a new guitar string on, you would get a good sound. But then you would be wondering how long the thing was going to keep its crispness, and if it might be the one which was going to lacerate your hand because its winding wasnt quite finished right, or if it would be the one with a weakness, making it snap in the middle of your most passionate bend! Yep - I used to worry. These days, I dont. Optima strings have such great quality control, you simply do not get duds. Every one