Gwyneth Paltrow showcased her toned physique in a bikini during a Christmas break with her children, spending quality time with her family at a luxurious holiday resort. The 51-year-old actress flaunted her natural beauty by going makeup-free, with wet, slicked-back blonde hair after taking a dip in the pool. Gwyneth Paltrow Flaunts Her Toned Figure and Midriff in Blue Checked Bikini During Vacation With Kids (View Pic).