Description of Five Ten Sapphire Climbing Shoe The Sapphire is Five Ten’s latest women’s climbing shoe model, and is incredibly comfortable. The Sapphire climbing shoe is designed to fit the female foot with a low volume instep, narrower heel and higher arch. The Five Ten S-fit lacing system lengthens the adjustment area, making for a custom fit. The Sapphire shines everywhere: long desert tower routes, climbing gyms, or your backyard crag. Five Ten introduced the first women's specific shoe, the Diamond, in the 1990s. The Sapphire climbing shoe was the second shoe in that category for Five Ten. The Sapphire climbins shoe is ideal for beginning to intermediate climbers looking for comfort and support. This Five Ten climbing shoe was designed by Charles Cole. An versatile intermediate Five Ten climbing shoe. Features: The S-fit lacing system lengthens the adjustment area, making for a custom fit. The Sapphire shines everywhere: long desert tower routes, climbing gyms, or your backyard crag. Ceylon blue Unlined leather upper Stealth C4 soles Side exit heel seam Dual pull-on loops S-Fit lacing Asym toe Slingshot heel Built on our female-specific last