EVERNEW Non-slip Snow Spikes EBY005 Size: L (Fits approximately 26-29cm) Material: Synthetic rubber (Spike part/steel with plastic base) Weight: Approximately 150g Nylon storage case included No stickiness or hardening. Although unused, it has been taken out of the bag for photography, so please refrain from purchasing if you are concerned about this. Please check the condition of the product carefully before purchasing.