Crosstex™ Isolator™ Duckbill N95 Surgical Respirator Crosstex™ Isolator™ Duckbill N95 Surgical Respirator Sign in to save to your list GDBRESP Flat-fold, duckbill design with dual head straps and malleable nose piece for superior filtration, fit and comfort. Large chamber for enhanced breathability. White, 50/box. Where to Buy Ask a specialist