This double pack is comprised of two wilson force 165 blx squash rackets these racquets deliver improved power thanks to the head heavy balance the 77in2 499cm2 head which has a more forgiving sweet spot and the power holes system which increases the sweet spots size so that you can control the power better blx technology decreases vibrations and shocks improving dampening so that feel is cleaner and smoother at 165g 58oz the frames of these rackets are heavier than other ones in t