FYI - The Marq Series curved end strap fits the Fenix 6 : r/GarminFenix
Leather Watch Band for Garmin Fenix 6 6S 6X Pro 5 5S 5X 3 Strap, for Garmin Fenix Watch Band,suitable Garmin Watch Strap Leather Handmade - Etsy UK
Garmin Fenix 6 Pro Strap Stainless Steel Band — WatchStrapBand
ISABAKE Watch Band for Garmin Fenix 6/6 Pro, QuickFit 22mm Strap for Fenix 5/5 Plus, Forerunner 935/945, Approach S60, Quatix 5 : Amazon.co.uk: Electronics & Photo
Compatible With Garmin Nylon Watch Band Sports Strap For fēnix/Forerunner/Vivoactive/Approach/MARQ/quatix/D2 Series Replacement Band For Men : Amazon.co.uk: Sports & Outdoors
Garmin Watch Band QuickFit 22 Heathered Black Nylon 010-12863-07 Watch strap | Jura Watches
YOOSIDE for Garmin Fenix 7 / Fenix 6 / Fenix 5 / epix 2 Quick Fit 22mm Watch Strap,
Quick Release Elastic Nylon Watch Band Strap For Garmin Fenix 5 5X 6 6X Pro 3 HR | eBay