A sling for use with wheeled walker is disclosed. The sting reversibly attached to the two handles of a walker and forms a sling in which a user can place a leg. When a user cradles an injured or otherwise burdened leg in the nadir of the sling, the stress on their joints is partially alleviated and their upright stability is supported, The sling is removable and adjustable by the user and may be cleaned and disinfected as necessary, allowing it to be used and reused by those in a rehabilitation of assistive care facility.