Quick Summary
The Optimum Nutrition Reforce Steel Smartshake is a 900 ml protein shaker bottle made from food-grade stainless steel. It is described as a BPA free bottle with a leak-proof flip-to-cap and a mixing net for shakes.
The shaker also includes a shock-absorbing rubber cap and loop handle, which are practical points to compare if you want a bottle that is easy to carry with gym kit or in a bag.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Optimum Nutrition, for buyers who want the named brand and model. |
| Product type | Protein shaker bottle, intended for mixing shakes. |
| Capacity | 900 ml, so check whether that size suits the amount you usually make. |
| Material | Food-grade stainless steel, with BPA free and DEHP-free materials stated. |
| Closure | Leak-proof flip-to-cap, which is a key check if you want to carry liquid in a bag. |
| Carry features | Shock-absorbing rubber cap and loop handle, useful if you want an easy-carry shaker. |
What to Compare Before Buying
- Capacity: This model is 900 ml. Compare that with the size of shakes you usually make.
- Carry style: The loop handle and rubber cap matter if you want a bottle that is simple to move between home, gym and work.
- Closure type: The flip-to-cap and leak-proof claim are the main features to compare if spill control is important to you.
- Care routine: Handwash only is stated, so check that you are happy with manual cleaning.
Before You Decide
Confirm that the 900 ml size suits your usual shake volume and that handwashing is acceptable for your routine. If you want a shaker for carrying in a bag, the flip-to-cap, loop handle and leak-proof design are the main points to check.





