Ever since the launch of D1 Monolights, Profoto has introduced kits to meet the demands of our customers. Now, the New D1 3-Head Studio Kits are the latest innovation to help photographers create their light, their way .Kits include:(3) D1 Units, (1) New 1.3" x 2" Softbox RFI, (1) New 2" x 3" Softbox RFI, (2) New Profoto RFiI Speedrings, (1) 10 Degree D1 Grid, (3) D1 Light stands, (1) D1 3-head Case and (1) Air Remote.Everything in the D1 3-head Studio Kits are compatible with the Profoto"s family of Light Shaping Tools. This makes the kits a sound investment for the future since it is designed to grow in time alongside the photographer"s needs and knowledge.