Justin Timberlake Toluca Lake Golf Course Golf driving range tattoos
Justin Timberlake Toluca Lake Golf Course Golf driving range tattoos

We've never noticed Justin Timberlake to be particularly buff but we're starting to realize the boy's buffing up!

Just look at those biceps and delts as she swings his golf club ... Sexy's Back!

Oh, hold on ... we do remember one SUPER hot pic of JT hiking ... shirtless ... sweaty ... click thru to check it out!