How can a luxury brand capitalize on the growing demand for second-hand fashion? By joining up with a company already comfortable with the ins and out of resale. Through its collaboration with Grailed, Ralph Lauren is directly engaging streetwear aficionados with a range of rare vintage garments.

Kardashian Kloset is helping to overcome the perception that second-hand is second best. By offering up items directly from the wardrobes of the famous family, it's exemplifying how luxury resale platforms allow fashionistas to scoop up rare and usually inaccessible apparel.

Macy’s has partnered with second-hand site ThredUP to sell used clothing in 40 of its US stores. The resale apparel market is booming as people try to make more environmentally sound and budget-friendly fashion choices, giving brands the opportunity to up their eco credentials.

Where once thrifting carried a social stigma, people are now embracing the joy of buying used clothes, and second-hand shopping is becoming big business. With its offering of high-quality goods and well-known brands, how is ThredUP changing our shopping habits – and the wider retail industry?