Boot Wallet- Hidden, Secure Slim Wallet with RFID Blocking Sleeves, Genuine Pebble Grain Leather, Super Thin Wallet, Card & Money Holder with ID Window; Secret Wallet, Hands-Free 100% Leather Hands-free wallet securely tucks inside any pair of boots! Wallet snaps into strap secured around leg for easy access to ID and money Wallet includes slots for credit cards, identification, and pouch for paper bills. Also can hold a cell phone! Strap contains loop to hold extra items, such as lipstick or pens One size fits most. Adjustable from 10" to 16" to accommodate a wide range of calf sizes.