DRITZ-Featherlite Boning: White. Boning provides shape and support to strapless garments such as bustiers, swimwear, theatrical costumes, evening wear and soft toys. This boning can be sewn on by hand or machine. This boning features a 1/2 inch poly/cotton covering over 1/4in boning. Machine washable, tumble dry and can be dry cleaned. This package contains 12 yards. Made in USA.