The Inward Tongue Roll is also called 'Backspin' as it is used to create DJ vinyl backspin sounds.

Standard Beatbox Notation (SBN)

{ ^DDh }

Method

1. You first need to be able to make a Tongue Oscillation { DD }.
2. Breathe in at the same time as making a tongue oscillation so { ^h } + { DD } = { ^DDh }