What make and model are the best shuttlecocks to play badminton with?

RSL Classic Tourney feather shuttlecocks|||RSL No. 1 Tourney is the best shuttlecock I ever played but RSL Classic Tourney is much better in term of endurance and feel. Priced at RM52 a tube, it also comes with a RSL grip. One might think the price is a bit steep but with the superior durability means less shuttlecock to be changed during matches.|||Yonex is the standard best but pricey. If you pay for the shuttles, I guess RSL is the best