The best solution to fix your guitar pedals inside of your pedalboard! Reliable and durable - velcro tape 3M self-adhesivetape Easy to install One piece 1 meter is enough to fasten a lot of pedals!
The velcro tape keeps falling off of my pedals, but sticks to the board. See pic. Which velcro tape has really sticky glue? I hope you DIYers know how to fix this.
Crosby Pedalboard Grip Kit - Keep Your Guitar Pedals Locked Down – Crosby Audio Inc.
AXATY-(8m*20mm) Hook and Loop Tape-Double Sided Self Adhesive-Nylon Sticky Strip Heavy Duty & Water Repellent/Resistance Velcro Tape-White for Home, on OnBuy
Pedalboard Organizer Kit Self Adhesive Tapes Heavy Duty Sticky Back Fastener Strips and Adjustable Self Nylon Locking Zip Cable Ties with Adhesive Mount for Studio Home Office Workshop
VELCRO Heavy Duty Stick on Tape (Black)
Velcro Style 2 Tape per Foot – Motor City Guitar
The correct way to use velcro on your pedal board
3M Velcro Strong Self Adhesive tape velcro tape 20mm / 25mm
3M Dual Lock or velcro – How do I attach my pedals to my pedalboard?
Industrial Strength Velcro for Pedal Mounting - StewMac