: The fabric is a soft, stretchy blend of 58% Cotton , 38% Modal , and 4% Spandex . This combination ensures the top is breathable while maintaining its shape through repeated wear.

(Note: assuming "IPX515 Top" refers to devices/components with IPX5 protection and a compact top-mounted design.)

Dual audio streaming to two sets of earbuds works flawlessly. The LC3 codec support ensures low-power consumption during calls.