The Chums No Tail Cotton Adjustable Eyewear Retainer is perfect for use during intense active sports like kayaking and climbing. These activities require a secure retainer that fits under a helmet. This eyewear retainer is perfect for those who prefer their Chums without a tail. Made in the USA from 100% comfortable cotton. Get yours today and see the difference Chums make! Regular-end temple with dual bead adjustability 100% comfortable cotton Made in the USA Smallest adjustable length: 10 Largest adjustable length: 21 Weight without packaging: 0.3 oz.