Product Description Hook And Loop straps For Easy On And Off Lightweight And Comfortable Design Comfortable & Durable Flexible & Breathable Slip-Resistant Rubber Size Chart: 35 EU = inner length: 210 mm. 36 EU = inner length: 217 mm. 37 EU = inner length: 224 mm. 38 EU = inner length: 230 mm. 39 EU = inner length: 237 mm. EU 40 = inner length: 244 mm. 41 EU = inner length: 250 mm. EU 42 = inner length: 257 mm. EU 43 = inner length: 264 mm. EU 44 = inner length: 271 mm. EU 45 = inner length: 277 mm Package includes: 1x pair of Rock climbing shoes. These shoes can be worn all year round (spring, summer, autumn, and winter)