Apple Watch Trail Loop 49 . M L Education Studio7 Apple Watch 49mm [Black Charcoal] TrailLoop[S M] [Black Titanium Finish] Apple Watch 49mm Black Trail Loop S M Natural Titanium Finish Apple Watch 49mm Black Trail Loop S M Black Titanium Finish 49mm Black Charcoal Trail Loop S M Natural Titanium Finish Amazon.com: Apple Watch Band Trail Loop (49mm) Blue Gray with. The ultrathin, lightweight and stretchy band is made from a nylon weave for increased elasticity and a comfortable fit. The band is infinitely adjustable with a convenient pull tab for quick adjustments on the go, and it now features reflective yarn woven into its distinct edges. Band Size S MBand fits 130 to 180 millimetre wrists. CompatibilityDesigned for Apple Watch Ultra. The Titanium Milanese Loop, Trail Loop, Alpine Loop and Ocean Band are designed for Apple Watch Ultra, and pair best with the 49 mm case size. The bands are also compatible with 44 mm, 45 mm and 46 mm cases. Apple Watch Models Apple Watch Ultra 3 Apple Watch Ultra 2 Apple Watch Ultra Apple Watch Series 11 (46 mm) Apple Watch Series 10 (46 mm) Apple Watch Series 9 (45 mm) Apple Watch Series 8 (45 mm) Apple Watch Series 7 (45 mm) Apple Watch Series 6 (44 mm) Apple Watch SE 3 (44 mm) Apple Watch SE 2 (44 mm) Apple Watch SE (44 mm) Apple Watch Series 5 (44 mm) Apple Watch Series 4 (44 mm) LegalBands are subject to availability.