画像2、3枚目は『Sotheby’s 2021年4月26日付Instagram「World Record: This pair of Kanye West ‘Grammy Worn’ Nike Air Yeezy 1 Prototypes from 2008 sold for a record-breaking $1.8 million today, acquired by sneaker investing platform @raresapp via private sale.」、2021年4月12日付Instagram「Dropping today: Kanye West ‘Grammy Worn’ Nike Air Yeezy 1 Prototypes, the iconic sneakers worn during the artist’s memorable and emotional performance of ‘Hey Mama’ and ‘Stronger’ at the 50th Annual Grammy Awards in 2008.」』のスクリーンショット
(TechinsightJapan編集部 寺前郁美)