FYI: if you're a first responder, ASICS has a 40% discount available. Can get up to 2 codes per month with 5 full priced items on each code. : r/RunningShoeGeeks
ASICS Size Charts & Fit Guides | ASICS
Size Guides | PlayitRight Philippines
Amazon.com | ASICS Men's Gel-Kayano 23 Running Shoe, Silver/Imperial/Black, 8 M US | Road Running