Silverhawk down

Silverhawk downs are untradeable versions of Silverhawk feathers that can be bought in sets of 10 for 35 thaler.

Trivia

 * The name initially sparked outrage among some players, who considered it offensive towards those who had died in the Battle of Mogadishu in Operation Gothic Serpent in 1993, but a Jagex Moderator later confirmed it was meant to be a reference to the movie, Black Hawk Down.
 * The name is a reference to the 1999 book and the 2001 movie titled Black Hawk Down.