Answer (1 of 2): i don’t recommend using duct tape. it doesn’t have the elasticity you need to keep your chest flattened and secure (at least in my experience) but in general it just isn’t safe. the two that i’m aware of and have used are KT tape or Trans tape. i prefer KT tape and at first i did
TransGenX Tape - Best Trans FTM Binder for Chest Binding While Transitioning : Industrial & Scientific
Chest Binding Tape Trans Tape for Chest FTM transtape Body Tape,Breast Lift Tape for Your Outlook Dress, Top, Backless Outfit, Swimsuit and More(2 inch * 5 m) - 2 Packs :
Can you bind with tape under a binder? If you follow the binder rules- I do lots of physical activity, and after work hours, I'd like to be able to take off
What binds better, trans tapes or binders? - Quora
FTM TAPING TIPS KT TAPE & TRANS TAPE
.com: 3 Rolls Transgender Tape Drag 2'' 3'' 4'' Queen Tape Crossdressing FTM Trans Chest Binder Wide Chest Binding Tape for Transgender (Coffee) : Clothing, Shoes & Jewelry
TransGenX Tape - Best Trans FTM Binder for Chest Binding While Transitioning : Industrial & Scientific
Trans people who are living in or who lived in Turkey, how do I safely bind or buy a binder without triggering my unsupporting family? - Quora
How to bind safely and easily without having access to a binder - Quora
Trans Tape: The Ultimate Guide – offbinary
What is Kinesio Tape, and how does it work? - Quora
Rain Andro - Quora
Trans Tape by Universal Body Labs is made for non-binary individuals looking for a quality and reliable way for breast binding - a much more effective
Trans Tape for FTM Chest Binding