It may be compared in its general form with the woollen jubba of Arabia, which reached to the knees and was sewn down the front (except at the top and bottom).
From the wells of Shakik he crossed the waterless Nafud in four days to Jubba, and after a halt there in the nomad camps, he moved on to Hail, already a thriving town, and the capital of the Shammar state whose limits included all northern Arabia from Kasim to the Syrian border.
Nolde crossed the Nafud to Haiyania by 'a more direct track than that from Shakik to Jubba.