Precise And Aggressive, The Sirius Lace Is The Shoe For Your Most Demanding Projects! Equally At Home In The Gym Or Outside, These Shoes Excel On Vertical And Steep Overhang Terrain Where Every Last Modicum Of Friction Is Required To For The Send. A Full Rs Rubber Sole And Medium Stiffness Midsole Provide The Perfect Combination Of Sensitivity And Friction. The Offset Lacing System Allows You To Dial In The Perfect Fit And Provides Extra Surface Area For Toe Hooks Without Sacrificing Fit Or Function. Your Climbing Partners Will Swear That You Are Cheating With These Shoes!table.productattributes, .productattributes td { border-bottom: 1px solid #ddd; border-collapse: collapse; padding: 2px; text-align: left; }