Australian model Natalie Roser sizzles in a red string bikini at

She is preparing to walk the runway at Miami Swim Week, the annual showcase of the world
She is preparing to walk the runway at Miami Swim Week, the annual showcase of the world's hottest swimwear designers.

Natalie Roser and Brooke Nash turn up the heat - HUSSKIE

Natalie Roser shows off her ample cleavage and as she strips down to racy black lingerie for Maxim

Maxim Australia - Maxim

Australian model Natalie Roser sizzles in a red string bikini at the beach ahead of Miami Swim Week

NATALIE JAYNE ROSER

Model Natalie Roser wears red G-string bikini on beach balcony

Aussie model flaunts G-string in see-through dress at Meshki's 10th birthday party

Former Miss Universe Australia Natalie Roser's simple philosophy: 'The higher, the better

Bikini model Natalie Roser shows off her incredible abs and long legs in lingerie from her own range

Natalie Roser shows off her ample cleavage in a skimpy plaid midriff

Natalie Roser appears in new lingerie campaign

Natalie Roser appears in new lingerie campaign

Natalie Roser shows off her pert derriere in a racy g-string bikini