Instruction: Output yes if the supporting document can answer the given question. Otherwise, output no.

Input:
Question: How many securing straps does the lifevest have?
Document: These PFDs are Class 3, Not Class 2.Not really suited for offshore boatingThe class isn't stated in the product description which is deceiving.
The product looks greatJust got the product today and I did not try it in the lakeBut the criticism of the product, I will write laterAnyway as I read on another site, the product can fit to size S - LThat is indeed what I measured myselfSpecified on the productMODEL: 3AUS COAST GUARD APPROVAL NO. 160.064/3003/0FLOTATION AID-TYPE III PFDUSER WEIGHT: MORE THAN 90 LBS (41KG&#1473;&#1473;)
Fits extra small to large people, works very well... I'm terrified of water because of the creatures, and I can't swim, but with this....... I feel safe!
Compact and easy to store. These are a great value and are very well made and designed. As comfortable as any life vest could possibly be. They meet all Coast Guard regulations, and are easily stored on board.
Answer: no