Lulus Exclusive! Say hello to your new everyday shoe … the Lulus Harper Almond Stacked Ankle Strap Heels! A chic single sole silhouette (with slender toe strap and peep-toe upper) has a structured heel cup, and adjustable ankle strap with gold buckle. 2. 5″ stacked block heel. Cushioned insole. Nonskid rubber sole. All vegan friendly, man made materials. Imported. Lulus | Harper Almond Stacked Ankle Strap Heels | Size 6.