I think It s Great tO fold IN suitcase, for birdy It would be good if rear wheel position above the front one, cause of more heavy matters that wheels, so just change position for the wheels IN Folding that way
29 inch The size of the case is: 58cm x 71cm x 30cm, I do not know if they are the internal or external measurements.www.birdybicycle.com/products/birdy-travel-case