A boat filled with the likes of Lily Donaldson and Joan Smalls is always going to be a sight for sore eyes and Lily was looking particularly peachy in this textured bikini.
Her blonde tresses cascaded over her shoulders while she kept her make-up dewy and stunning.
Vayntrub has also voiced Squirrel Girl in the Marvel Rising franchise since 2018 after being cast as the character in the unaired television pilot for New Warriors.
So, sit back and enjoy a thrill-ride of Lily Donaldson big booty pictures.
Her younger sister is named as Aurelia.
She is spotted sometimes brunette shaded on several fashion shows.