Sam’s polka dot shirt on Ghosts

Sam’s red short-sleeve sweater on Ghosts

The Ladder Pointelle Cashmere Sweater in Bright Raspberry by Frame at Neiman Marcus, $199 (was $398)

Also available at: Bloomingdales

Sam’s pink striped sweater on Ghosts

Striped Knit Jumper by Zara, $49.90

Sam’s grey collared sweater on Ghosts

Theo Layered Look Sweater by Sandro at Nordstrom, $320

Also available at: Bloomingdales | Sandro | Farfetch

Sam’s heart sweater on Ghosts

3D Heart Sweater by Nanette Lepore at Nordstrom Rack, $32.97 (was $88)

Sam’s striped floral sweater on Ghosts

Striped floral-detail T-shirt by Twinset at Farfetch, $241 (was $314)