Beadex 380057 2" x 500" Paper Joint TapeBeadex 380057 2" x 500" Paper Joint Tape Features:; Manufactured under an exclusive process and is recommended for use with Beadex Joint Compounds; Pre-creased for easy folding when working angles; Tape is perforated to allow air to escape which will minimize blisters, and to speed drying; The edges are sanded and feathered to resist edge-cracking and assure a good bond to the joint compound; Approximately 370 lineal feet of tape will cover 1000 feet ² of gypsum wallboard; 2" x 500"