The Skeeter Hawk Wearable Stainless Carabiner Clips with 2 Refills and Carabiner nontoxic and odorless mosquito repellent clips suitable for hunting, camping, and hiking. The carabiner clips are made of metal and come in black color. The set includes 2 refill packs, each with 2 clips. The clips can be attached to clothing or gear to repel mosquitoes for up to 2 weeks.