Grey Leather Sunglass Strap / Sunglass Retainer / Strap for Sunglasses - Etsy UK
His & Her Leather Straps
Sunglass Strap Men Unisex Sunglasses Strap Suede Leather Black Minimalist Glasses Strap - Etsy UK
Adjustable Eyeglass Strap, Leather Sunglasses Strap for Men, Great Gifts for Dad, Ideas for Her, Unique Gifts for Sisters - Etsy UK
GNAUMORE Set of 12 glasses straps, universal glasses straps, glasses chain, leather strap, adjustable glasses cord for men and women, for sunglasses, reading glasses, multicoloured : Amazon.co.uk: Fashion