This Hema-Flex Bandage Compress is an extremely successful 2" blood stopper. It is latex-free and fits into any first aid kit. The patented Hema-Flex technology features a fold out trauma pad and a conforming gauze bandage. Be sure to always keep this stocked in your FIrst Aid Only kit. This refill is for part numbers 90832, 90833, 90834, 90835.