Expand the capacity of your BlenderBottle® ProStak® system with extra storage and a pill tray. The Expansion Pak jars are designed to be sleek and compact, giving you just enough room for your supplements without taking up extra space in your gym bag.

It is 100% Leak proof, BPA & Phthalate free. You don't have to worry about stains and odours! The unique interlocking jars have individual lids, making it portable individually.

Includes:

(1) 100cc Jar

(1) 150cc Jar

(1) 250cc Jar

(1) Twist n' Lock™ pill tray