Julius-K9 Universal Side-Bags (RED) Fits All IDC Harnesses Baby 1 - Size 4 Universal side-bags fit all IDC Harnesses from baby 1 - size 4 Great for small items like keys, money, cell phone, credit cards Available in 4 colors black, red, blue and neon-green Quickly and easily attaches to harness Comes with 2 Julius-K9 logo labels in size medium