Filson Leather Goods The Filson name is known world wide for fine quality apparel, luggage, leather accessories and more. Mosquito Creek carries a great selection of Filson products including: Filson wallets, leather belts, money clips, luggage,travel bags and Filson hunting & fishing accessories. Check back often as we are adding more Filson products frequently. Filson bags, wallets, belts and accessories make the perfect gift for the hunter and fisherman.