Overall, pretty low quality bottles. The top caps always break after a month or so. I've owned 4 or 5 that I bought from R1 and all had this issue. I've owned two Blender Bottles and have not had this issue once.
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QUALITY IS RULE 1. SUPERIOR VALUE IS RESULT
As one of few brands who actually makes the advanced formulas we bring to market, Rule 1 Proteins is in a unique position to maintain complete control through every step in the process.
