YIKATO [Length Upgrade] 6 Pack Neoprene Glasses and Sunglasses Strap, Anti Slip Sports Eyewear Retainer Holder Strap (Multicolor-6pcs) - Amazon.com
A'ceisme Glasses Strap, Eyeglasses Strap Holder for Sports, Silicone Sunglasses Strap for Men Women Kids, Adjustable Eye Glasses String Strap Eyewear Retainers,Eyeglass Straps, 2PCS,Black (20 inches) - Amazon.com
Eyeglasses Strap Glasses Lanyard Eyeglass Holder Strap Adjustable Face Cover Neck Strap for Most Sunglasses Daily Glasses and Reading Glasses, Eyeglass Chains for women, Men and Kids, 10Pcs - Walmart.com
Blue Panda 10 Pack Eyeware Retainer Holder & Neck Straps For Eyeglasses And Sunglasses, Eyewear Accessories, 5 Assorted Colours : Target