Glowing cracker was removed from RuneScape after an update, but still exists in-game for those who had obtained it.
The glowing cracker is an item obtained from Big Christmas presents in December 2014. They are the only way to obtain a Holly wreath of which only 1,000 are possible to obtain. Although free players can get the glowing cracker as a reward, only members can pull it for its loot.
Pulling a glowing cracker with another player (with Accept Aid on) will grant 1,000 bonus experience in a random skill to both players (excluding Ironman Mode accounts). The owner of the cracker will receive one of the following prizes: