The Wound Closure Pack is a small 4x6 inch tactical pack that contains specific wound closure tools to mitigate further injury.  Used in the field for working dogs, hunting dogs and more.  Inside the WCP is:
1 Skin Stapler 35 W
1 Staple Remover
1 Stainless Steel Needle Holder 
1 - Pack Sterile Absorbable 2/0 heavy suture
1 - 5 x 9 Abdominal Pad for large lacerations/wounds
 
This Pack is INCLUDED in the "Working Dog Edition" K9 Medic Kit.  You can also purchase it separately to add to your standard K9 Medic Kit.