Addressed to Karl-Johann Persson, chief executive officer of the H&M Group, the letter was signed by 28 New York City Council members, including Speaker Corey Johnson.
The fast fashion retailer is pursuing a broad restructuring hinged on technological investments and redesigning stores.
The capsule by the rock icon and the H&M-owned label includes t-shirts and hoodies splashed with paint-dripped lettering.
The model closed the show, moments before her ex-boyfriend performed a live set for guests including Nicki Minaj, Lucky Blue Smith, Sasha Lane and Caroline de Maigret.
The artists and filmmakers known simply as Lernert & Sander certainly know how to work the fashion crowd, having provided a bevy of creative services for such companies as Kenzo, Hermès, Brioni, 3.1 Phillip Lim, Colette and others.
The retailer was hit by bad weather and currency effects in the period ended May 31, but said sales were up 7 percent in local currencies in the first three weeks of June.