About IDFL

IDFL is the global leader in filled textile testing. Founded in 1978 in Salt Lake City, IDFL is the largest down and feather laboratory in the world. IDFL has since expanded to include textile testing, synthetic fill testing, natural fill testing and inspection and audit services. IDFL has laboratories in USA, Europe, China, and Taipei to service all corners of the globe.

Our Mission

IDFL is committed to be the premier global laboratory and testing institute for filled textile products. Our services will be cost effective and our client support will be the best in the industry. Our reputation will be accuracy and integrity.

Our Vision

At all worldwide testing locations, IDFL is committed to:

  • Integrity with all clients and industries
  • Extending the longevity of the industry through research and technology
  • Helping clients understand industry standards and how to achieve them
  • Exceeding client expectations through efficient client support
  • Providing the fastest and most accurate results in the industry
  • Regular training of staff to ensure the highest quality testing

IDFL has the best, highly skilled, well trained analysts that take pride in providing accurate and fast results.

Why Test With IDFL

A proactive and consistent quality assurance program within your company is the first step to ensuring customer loyalty and overall customer satisfaction. IDFL can help avoid product failure, product recall and customer dissatisfaction.

IDFL is a global leader in filled textile testing. IDFL is the world's largest down and feather laboratory and testing institute.

IDFL is certified by EDFA and IDFB. We are members of AATCC, ADFC, ASTM, CFDIA, IABFLO and other quality institutions.

IDFL tests, certifies, consults, audits and manages quality assurance programs for companies around the globe.

IDFL develops new and innovative testing methods to help the growth and progress of the industry. We also consult with national and regional trade and regulatory agencies to develop labeling standards.

IDFL is a trusted quality assurance partner and is renowned for the following:

  • Expertise - IDFL has been a certified IDFB laboratory for over 20 years.
  • Experience - IDFL is the largest global down and feather testing lab in the world with over 10,000 samples and 50,000 tests each year. Some staff have 20-30 years experience.
  • Double Testing - All samples received at IDFL are double tested by different analysts to improve accuracy.
  • Efficiency - IDFL can expedite testing to have results in hours. All test reports must meet our strict internal QA measures and must be completed on-time.
  • Client Services - IDFL has a friendly and knowledgeable customer service staff available 24 hours a day
  • Accessibility - IDFL has offices around the world to better serve all regions.
  • Integrity - IDFL provides unbiased and accurate results.
  • Data Access - IDFL has an extensive database of test data for research purposes.

Let's Work

Get in Touch


Salt Lake

  • +1 801 467 7611
  • +1 801 467 7711
  • info@idfl.com
  • 1455 South 1100 East
    Salt Lake City, UT 84105


  • +41 52 765 1574
  • +41 52 770 1574
  • europe@idfl.com
  • Zürcherstrasse 282
    CH-8500 Frauenfeld


  • +86 571 8273 6561
  • +86 571 8389 9179
  • china@idfl.com
  • Tonghui Mid-Road 688
    Jinlu Yinzuo Building 1 Floor 5
    Xiaoshan, Hangzhou Zhejiang 311200, China


  • +886 2 2259 1178
  • +886 2 2252 0738
  • taiwan@idfl.com
  • 4f. No. 163 Wun Hua Rd. Sec. 2
    Banqiao District, New Taipei City 22047 Taiwan