This also keeps the weight of the sole low. Solid polyurethane spikes which are moulded integral with the insert can also be used instead of metal spikes. Anchoring provided with screw thread can be used for detachable spikes.
WITUSE 10mm 36mm 10PCS DIY Nails / Rivets Ball PUNK Clothing Customization Silver Metal Bag Studs Cone Punk Spikes Rivet Leathercraft +++Features+++ 100% Brand new Good for decoration on necklace, DIY bags, shoes, jackets, etc to show your special taste and personality. ...