Common Projects Tennis 24 Nubuck Trainer by Common Projects. A minimalist court-inspired trainer in grey suede that pairs clean stitching and perforated detailing with a flat rubber sole for everyday wear. Key attributes: Grey | Suede | Lace-up fastening | Perforated detailing | Stitching | Flat sole | Tonal heel stamp | Dimensions & fit: True to size. Colour: grey