Nike React Element 55 Trainers In Grey A white lace fastening with woven lace loops on the instep and outstep in grey. Woven synthetic uppers in grey. A thin black synthetic tongue featuring a red trim and the signature Nike React logo printed in grey. The signature Nike Swoosh logo is situated on the outstep in black with a grey rubberised panel on the heel featuring the signature Nike Swoosh logo in grey and a woven pull loop in grey. A chunky rubber sole in white featuring rubber pods on the instep and outstep in blue and grey to provide durable traction and a modern look. Nike react technology delivers an extremely smooth ride.