Lattice Training Flex Block belay glasses Knots on the connection bridge

Knots on the connection bridge allow length adjustment and replacement

this new edition incorporates vast amounts of important new and updated route information

higher insteps

Who it's for Intermediate to advanced climbers who prefer laces

hot-forged I-beam construction makes the biner very light and still extremely strong with 11 kN gate open rating

Lattice Training Flex Block belay glasses Knots on the connection bridgeJust like strength training, flexibility deserves structured, measurable progress. The Flex Block brings training methodology to your stretching routine, helping you avoid plateaus, stay motivated, and see visible improvement over time. With built in measurement scales, you can finally track your flexibility gains with precision. Whats the Flex Block For? Measure your stretch: Dual scales let you objectively track range of motion. In a forward fold,