looking for flashy backpack with very large inventory

[basics 1]

I was playing on a server long time ago and there was a backpack there with very large inventory space the collor was very flashy oldough i cant remember what collor it was.
I would like to add it on my server but i dont know what mod it is.
It was smaller then the bergen backpack like the normal backpack but had very large inventory.
does anyone know how i can find it  ?

Thanks for replying

Edited March 30, 2018 by basics