C.DESIGN | String BriefC. DESIGN String Brief This piece was originally custom designed for Elle Macpherson by C. DESIGN founder Claire, for an Australian Style cover shoot in 1997. The style offers an elevated approach to our timeless fine line string brief, with a pull on design and medium coverage. The piece is double self lined for perfect contouring and features our new signature double C. Buckle as a side detail. SIZING & FIT Model is size 8, 170cm and wears a size XS.