Reebok - Nano X3. Color Grout/Core Black/Gum. Low Stock. On sale for $93.24. MSRP $149.95.. 4.1 out of 5 stars5 left in stock+9Brand NameReebokProduct NameNano X3GenderUnisexColorGrout/Core Black/GumPrice$93.24MSRP: $149.95Rating4Rated 4 stars out of 5(346)