The is a one size fits all knife sheath. It is made of heavy SBS paper and sealed at one end. To put a knife into the simply squeeze its edges to open it and carefully slide the knife blade and handle into the sheath. Even with larger knives the knife blade goes into the sheath.The blank clean slate and easy to write on material allows you to add your company logo or client info with a pen, sticker or stamp. 
Dimensions: length 12" (30.5 cm) x width 3 1/4" (8.3 cm)