Leather Sewing Kit is a piece of Equipment in DayZ Standalone. It returns most items in Damaged or Badly Damaged condition not mendable by other means to Worn status. Some items only repairable with the Leather Sewing Kit include High Capacity Vests, Hunting Backpacks, UK Assault Vests and Military Boots.
Several items that can be repaired by the Sewing Kit, such as the Shirt, cannot be repaired by the Leather Sewing Kit.
The Leather Sewing Kit can be used to stop bleeding through right-clicking it and selecting “Stitch Self Up”