First volume of Big UP Productions' Dosage series. [1] It is made up of eight segments, or "doses", of hard sport climbing and bouldering. [2]
[1] https://en.wikipedia.org/wiki/Big_UP_Productions
[2] Cordee - Dosage Vol 1 DVD https://www.cordee.co.uk/dosage-vol-1dvd-ctv267.html