The present invention provides a peripheral nerve growth conduit for peripheral nerve repair, in particular conduits through which peripheral nerves can grow. The conduit includes poly-ε-caprolactone (PCL). Preferably, the inner (luminal) surface of the conduit comprises pits having a depth of 1-4 μm. Suitably, the conduit may also include poly-lactic acid (PLA). The inner surface of the conduit may have been treated with an alkaline composition. The present invention also provides a method for treating a peripheral nerve damage using a peripheral nerve growth conduit including poly-ε-caprolactone (PCL). The present invention also provides a kit for treating a peripheral nerve damage having a peripheral nerve growth conduit including poly-ε-caprolactone (PCL).