Woot offers Stearns Hydroprene Life Vest 2-Pack for $22.99 (orig. $59.99) for Prime members with free shipping.

Note:  If you're a Prime member, you'll get an additional $5 off at checkout.  Just make sure you log in using the Login with Amazon button. Valid through 11/13/2020.

Product Description:
Stay safe on boats, water skis, and personal watercraft while having a blast with the Stearns Hydroprene Life Vest for Adults 90+ Pounds. The U.S. Coast Guard-approved life jacket features 2 adjustable chest straps and a zipper to ensure a secure fit at the pool, beach, or lake. The flexible, fitted design allows for ease of movement. Modern styling plus soft, comfortable hydroprene material, lightweight flotation foam, and heavy-duty 1.5-in. webbing straps means this life vest is sure to be on the boat with you season after season.

• U.S. Coast Guard-approved life jacket 
• Soft, flexible hydroprene shell, lightweight flotation foam, and heavy-duty webbing straps for years of reliable use
• Fitted design for ease of movement
• Approved for use by adults weighing over 90 lb.
• S/M size fits 32-40 in. chests
• L/XL size fits 42-50- in. chests
• 2 adjustable chest straps and a zipper for a secure fit
• Modern styling for a contemporary look
• Imported