Thermoweb Q2450 Heat'n Bond Non-Woven Shirt Weight Fusible, 20 by 25-Yard, White Thermoweb-Heat'N bond non-woven shier weight fusible This shirt weight interfacing is great for cuffs collars and button holes in shirt and jacket construction This package contains one twenty-five yard bolt of twenty inch wide white non-woven shirt weight iron-on fusible interfacing