The Slim Mesh metal Strap with clasp for Apple Watch is made of fine-grade stainless steel, smooth and comfortable to wear on a daily basis. Also, it is solid, durable, breathable, flexible, corrosion-resisting, non-allergic, and never gets rusty. The Milanese band has a high-quality clasp.
For the sizes of series 7, the 38/40mm bands are compatible with 41mm and the 42/44mm bands are compatible with 45mm watch.