EXHIBIT 21

Polymer Group, Inc.
Subsidiaries of Polymer Group, Inc., as of March 25, 2003

|Subsidiary                              |  | Jurisdiction of
Incorporation
|--------------------------------------- |  | -----------------------------
|PGI Polymer, Inc.                       |  | Delaware                     
|PGI Europe, Inc.                        |  | Delaware                     
|Chicopee, Inc.                          |  | Delaware                     
|Chicopee Holdings B.V.                  |  | The Netherlands              
|PGI Nonwovens BV.                       |  | The Netherlands              
|FiberTech Group, Inc.                   |  | Delaware                     
|PGI Neunkirchen GmbH                    |  | Germany                      
|Technetics Group, Inc.                  |  | Delaware                     
|Fibergol Corporation                    |  | Delaware                     
|Bonlam S.A. de C.V.                     |  | Mexico                       
|Bonlam Holdings BV                      |  | The Netherlands              
|Bonlam Andina Ltd                       |  | Colombia                     
|Fabrene Group, Inc.                     |  | Canada                       
|Fabrene Inc.                            |  | Canada                       
|Fabrene Corp.                           |  | Delaware                     
|Fabrene Group L.L.C.                    |  | Delaware                     
|PNA Corp.                               |  | North Carolina               
|FNA Polymer Corp.                       |  | North Carolina               
|FNA Acquisition, Inc.                   |  | Delaware                     
|DT Acquisition Inc.                     |  | Canada                       
|Loretex Corporation                     |  | New York                     
|Dominion Textile (USA) Inc.             |  | Delaware                     
|Dominion Textile Mauritius              |  | Mauritius                    
|Nordlys S.A.S.                          |  | France                       
|Nordlys UK Ltd.                         |  | United Kingdom               
|Geca Tapes B.V.                         |  | The Netherlands              
|Albuma S.A.S.                           |  | France                       
|POLY-BOND INC.                          |  | Delaware                     
|159422 Canada Inc.                      |  | Canada                       
|FabPro Oriented Polymers, Inc.          |  | Delaware                     
|Pemtech Builders Inc.                   |  | Canada                       
|PGI Nonwovens Mauritius, Ltd.           |  | Mauritius                    
|Vateks Tekstil Sanayi ve Ticaret A.S.   |  | Turkey                       
|Nanhai Nanxin Non-Woven Co. Ltd.        |  | China                        
|PGI Nonwovens A.B.                      |  | Sweden                       
|Dominion Nonwovens Sudamerica S.A.      |  | Argentina                    
|PGI Asset Management Company            |  | Delaware                     
|PGI Servicing Company                   |  | Delaware                     
|DIFCO Performance Fabrics, Inc.         |  | Canada                       
|St. Lawrence Corporation                |  | Canada                       
|Bonlam (S.C.) Inc.                      |  | South Carolina               
|PolyIonix Separation Technologies, Inc. |  | Delaware                     
|Pristine Brands Corporation             |  | Delaware                     
|Gecatapes Singapore                     |  | Singapore                    
|PGI UK Ltd                              |  | United Kingdom               
|PGI Sarl                                |  | France                       

---

QuickLinks