its compact design and uncompromising fit provides the highest performance and maximum comfort

Spoke hole count: 28 spokes

Insulation on the body or head: Silicone insulation sleeve in small (fits 16g) or large (fits 25g) to protect your hands when inflating

72 gram (manufacturer information)

96% Polyester

Lezyne Matrix Bike Tagger - Black Replace Images its compact design and uncompromisingThis cleverly designed Matrix Bike Tagger conceals the readily available Apple AirTag to any bike with standard bottle cage mounts. Whether fastened under a bottle cage or simply bolted to the variety of mounts offered on modern bike frames, anyone can discreetly keep their bike(s) more secure using Apples FindMy network. Built from Lezyne's proven lightweight and durable Composite Matrix materials they've gone even further to make the Matrix Bike