$25 Gift Certificate for any Hipline Class. Hipline offers a unique spread of sanctuary, warmth, adventure, love, fun, inclusivity and empowerment. Offering classes in Shimmy Pop, a one-hour choreographer led dance experience and Power Pop, a conditioning class to support muscles and movement in Shimmy Pop; the studio's approach to fitness is rooted in celebrating the female body's strength and beauty at any stage. Hipline is committed to being a safe haven for the ladies of the East Bay. A space to catch your breath, Hipline is a place to run free in a world where women run the show and peace and love RULE.