1.This multi hammer is made of stainless steel. 2.It's more convenient to the out door activities. 3.Best quality Item Name:Multi hammerMaterial:toolsstainless steel 420#handleanodized aluminum and rubber inlaySize:closed:13.4cmWeight:305gPacking:each in nylon pouch with pp bag,or as customer request. Qty/Ctn: 50 pcsN/W: 15.5 kgsG/W 16.5 kgsMeas.: 34x30x15 cmMulti tools ,high quality,can be used ...