The Obey Stone Moto Muscle Tee in Vintage Black. Add some vintage rock n' roll to your look with The Stone Moto Muscle Tee by Obey. This super soft tee features a stylized Obey logo graphic at front and oversized arm holes. Try layering it over a black bandea or bralette for a bad to the bone ensemble. Muscle Tee. Oversized Arm Holes. Crewneck. Contrast Graphic At Front. Machine Wash. 100% Cotton. Imported. By Obey. Size & Fit: Model is wearing a size Extra Small. Our model Lauren is 5'9" tall with a 34" bust, 26" waist, and 35" hips.