Superflatdug 5mm Delrin pick

Superflat  picks Delrin - 30mmx25mmx5mm. 
The tip, carved, facilitates the up and down.

Its  profile generates a sound very similar when coming back upwards.

Dugain tip is the link between you and your instrument and will reveal the depth of the sound of your guitar.
Delrin: warmest sound and soft of the range.