triple flange eartips pain so i use triple Flange Eartips size small on my KZ ED9's and i have to insert them quite far in order to get a good bass response
ISOtunes Triple Flange Eartips (5 Pair Pack)
The Ultimate Guide to Selecting the Perfect IEM Ear Tips | Headphonesty
Amazon.com: EKIND Triple Flange Replacement Ear Tips, S/M/L Size Triple 3 Flange Noise Isolate Silicone Cushion Ear Bud Tips (Inner Hole 4mm), Fit for Most in Ear Earphone (Black, 6 Pairs) :
Shure triple flange on etymotic questions answered : r/headphones
Headphone Zone Triple-Flange Silicone Eartips
Compatible with Sony WF 1000XM4 Triple Flange Ear Tips, JNSA Anti Slip Noise Canceling 3 Flange Ear tip replacemnt for Sony 1000xm4/1000xm3/c500/LinkBuds S, fit in case,1 Size 8 Pairs 4 Colors -