Adjustable straps. Removeable radio frequency identification wristlet included. Wristlet holds iPhone 8 plus phone and has 3 card slots. Interior organization and multifunctional pockets. Quick access phone pocket. Straps convert from sling to backpack. Key loop - 8 3/4" W x 8 1/4" H x 1 1/4" D, 010.6 oz.