Looks like embroidery thread. Made from Nomex. Does not melt. Decomposes at 700F - 500 and 3000 yard spools
Nomex fire retardant embroidery thread looks and performs like regular embroidery thread. Use it for embroidering names and logos on fire retardant clothing and gear used by first responders and others who need protection from fire and heat. Use with a size 75/11 to 80/12 needle. This thread meets NFPA standards: 1975-1999, 1971-1997, 1976-1992, and 1977-1998.
Information
Code Description Image Price Stock  
FRE027BLAC01w Nomex Embroidery Thread - Tex 27 - Black - 500 Yards $25.00 13
FRE027BLAC03 Nomex Embroidery Thread - Tex 27 - Black - 3000 Yards $90.00 6
FRE027WHIN10 Nomex Embroidery Thread - Tex 27 - Natural - Mini Spool - 1100 Yards $35.00 8
FRE027BLUA10 Nomex Embroidery Thread - Tex 27 - Marine Blue - Mini Spool - 1100 Yards $35.00 4
FRE027BLUN10 Nomex Embroidery Thread - Tex 27 - Navy - Mini Spool - 1100 Yards $35.00 7
FRE027BLUR01w Nomex Embroidery Thread - Tex 27 - Royal Blue - 500 Yards $25.00 1
FRE027BLUR10 Nomex Embroidery Thread - Tex 27 - Royal Blue - Mini Spool - 1100 Yards $35.00 6
FRE027BROT01w Nomex Embroidery Thread - Tex 27 - Tan - 500 Yards $25.00 6
FRE027BROT03 Nomex Embroidery Thread - Tex 27 - Tan - *3000 Yards $90.00 4
FRE027GRA101w Nomex Embroidery Thread - Tex 27 - Silver (dark) - 500 Yards $25.00 1
FRE027GRA210 Nomex Embroidery Thread - Tex 27 - Lead Gray - Mini Spool - 1100 Yards $35.00 7
FRE027GRAA10 Nomex Embroidery Thread - Tex 27 - Silver - Mini Spool - 1100 Yards $35.00 3
FRE027GRAM10 Nomex Embroidery Thread - Tex 27 - Medium Gray - Mini Spool - 1100 Yards $35.00 9
FRE027GRE101w Nomex Embroidery Thread - Tex 27 - Kelly Green - 500 Yards $25.00 5
FRE027GRE103 Nomex Embroidery Thread - Tex 27 - Kelly Green - *3000 Yards $90.00 5
FRE027ODRA10 Nomex Embroidery Thread - Tex 27 - Olive Drab - Mini Spool - 1100 Yards $35.00 5
FRE027ORA101w Nomex Embroidery Thread - Tex 27 - Rescue Orange - 500 Yards $25.00 6
FRE027ORA103 Nomex Embroidery Thread - Tex 27 - Rescue Orange - *3000 Yards $90.00 7
FRE027ORA201w Nomex Embroidery Thread - Tex 27 - Orange - 500 Yards $25.00 4
FRE027ORA203 Nomex Embroidery Thread - Tex 27 - Orange - 3000 Yards $90.00 5
FRE027Red201w Nomex Embroidery Thread - Tex 27 - Daytona Red - 500 Yards $25.00 3
FRE027Red203 Nomex Embroidery Thread - Tex 27 - Daytona Red - 3000 Yards $90.00 4
FRE027Red310 Nomex Embroidery Thread - Tex 27 - Ruby Red - Mini Spool - 1100 Yards $35.00 8
FRE027YEL101w Nomex Embroidery Thread - Tex 27 - Fire Yellow - 500 Yards $25.00 3
FRE027YEL103 Nomex Embroidery Thread - Tex 27 - Fire Yellow - 3000 Yards $80.00 1
FRE027YEL201w Nomex Embroidery Thread - Tex 27 - Cornsilk - 500 Yards $25.00 6
FRE027YEL203 Nomex Embroidery Thread - Tex 27 - Cornsilk - *3000 Yards $80.00 4
FRB027WHIN005FRB Bobbins - Style L - 40 Wt - White (Fil-Tec - Embroidery) - Spun Nomex - Fire Retardant - Pack of 5 $15.00 9
FRB027WHIN010FRB Bobbins - Style L - 40 Wt - White (Fil-Tec - Embroidery) - Spun Nomex - Fire Retardant - Pack of 10 $25.00 5
FRB027WHIN020FRJ Bobbins - Style L - 40 Wt - White (Fil-Tec - Embroidery) - Spun Nomex - Fire Retardant - Jar of 20 $40.00 7