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.