NYXL0946 is a hybrid set, combining the high strings from a super light set (.009) with the low strings from an regular light set (.046). The result is a set with strong fundamental low end, but with super flexibility on the high strings. 
 
NYXL0946 offers strong fundamental low end, but with super flexibility on the high strings: Plain Steel .009, .011, .016, Nickel Wound .026, .036, .046