Frequently Asked Questions (FAQs) FAQs for Product: Strap Covers by SnuggleHose 1. Is this suitable for my 407 mask? (Posted: 7th August, 2009) Question & Answers for Product: Strap Covers by SnuggleHose Q. Is this suitable for my 407 mask? (Posted: 7th August, 2009) A. Yes, they will work on most mask headgear, especially one with straps like the 407 Back to Top Submit A New Question Can't Find The Answer You're Looking For? Submit Your Question Below: Related Product:  Strap Covers by SnuggleHose Your Question:  (Please enter One Question Only! You can ask as many questions as you like, but do not combine them into one post!) Your Reply Email Address:  Security Step:  Enter the text to the Left in the space below: [ CLOSE WINDOW ]