Nike Air Trainer 1 SP Travis Scott Grey Haze Size 5 UK / 5.5 US. Nike Air Trainer 1 SP Cactus Jack. Size: 5 (UK) / 5.5 (US). This item is in the category "Clothes, Shoes & Accessories\Men\Men's Shoes\Trainers". The seller is "north_shore_kicks" and is located in this country: GB.