Plectrums synthetic "R" pick (very very resistant to wearing down, recommended for gypsy jazz guitar players)
Standug ergonomic thumb and fore index finger
Dugpouce Just thumb
Flatdug without footprint
The tip, carved, facilitates the up and down.
Its profile generates a sound very similar when coming back upwards.
Its clear and powerful -
Dugain tip is the link between you and your instrument and will reveal the depth of the sound of your guitar.