The Bros in green on the green court. First hit on grass of the season for Bob & Mike #Stuttgart #tennis #grass #bryanbros #bryanbrothers – Photo by @bryanbros_fans via Instagram.

Love this surface! #atpworldtour #stuttgart #mercedescup #grassseason – Photo by @artemsitak via Instagram.

The grass is always greener! On to the second round @ricohopen – Photo by @cocovandey via Instagram.

@rogerfederer @mercedescup #ATP #tennis #Federer #grass – Photo by @atpworldtour via Instagram.

So happy to be back on the grass! @MercedesCup – Photo by @Taylor_Fritz97 via Twitter.