Handcrafted Full-Grain Leather Messenger Bag with Signature Studded Artwork The Evoke Messenger is one of Calleen Cordero's most iconic handbag designs, created for women who appreciate artisan craftsmanship, timeless style, and statement-making design. Effortlessly blending functionality with artistry, the Evoke is a signature silhouette that celebrates the beauty of handcrafted leather and distinctive detailing.