Billingham Padded Inserts are supplied with selected Billingham bags. If you have lost yours then you can purchase one of these as a replacement. Included are removable padded dividers (they attach inside with Velcro dividers). Some people also use these inserts inside bags from other brands. Please read the table below to ensure that you order the correct size: - Hadley Small/Small Pro Padded InsertsFits inside the 'Billingham Hadley Small' and 'Billingham Hadley Small Pro'. Includes 2 vertical and 2 'flap' dividers.(Be careful because the 'Hadley Original' looks just like a 'Hadley Small' in photos but they are very different sizes!) - Hadley Original/Pro/2020 Padded InsertsFits inside the 'Billingham Hadley Original',? 'Billingham Hadley Pro' and 'Billingham Hadley Pro 2020'.?Includes 2 vertical and 2 'flap' dividers. - Hadley LargeFits inside a 'Billingham Hadley Large'.?Includes 2 vertical and 2 'flap' dividers.(Be careful because the 'Hadley Original' looks just like a 'Hadley Large' in photos but they are very different sizes!) - Hadley Large ProFits inside a 'Billingham Hadley Large Pro'.?Includes 2 vertical dividers. The inside of this bag is made of smooth nylon with Velcro strips (which will limit where you can place dividers). - Hadley One HalfFits inside a 'Billingham Hadley One'. This size takes up half the width of the bag (full height). You can fit two of these in a 'Hadley One' bag - they don't fit well in other Billingham bags. - Hadley One FulllFits inside a 'Hadley One'. This size fits in a 'Hadley One'. It takes up the full main compartment of the bag. PLEASE NOTE THAT 'ORANGE' COLOURED INSERTS HAVE A SMOOTH NYLON LINING WITH VELCRO STRIPS. THIS WILL LIMIT WHERE YOU CAN PLACE DIVIDERS.