diff --git a/code/game/objects/items/stacks/sheets/leather.dm b/code/game/objects/items/stacks/sheets/leather.dm
index 9f43e348474..537b1646462 100644
--- a/code/game/objects/items/stacks/sheets/leather.dm
+++ b/code/game/objects/items/stacks/sheets/leather.dm
@@ -135,6 +135,14 @@ var/global/list/datum/stack_recipe/xeno_recipes = list ( \
 	icon_state = "sinew"
 	origin_tech = "biotech=4"
 
+
+var/global/list/datum/stack_recipe/sinew_recipes = list ( \
+	new/datum/stack_recipe("sinew restraints", /obj/item/weapon/restraints/handcuffs/sinew, 1, on_floor = 1), \
+	)
+
+/obj/item/stack/sheet/sinew/New(var/loc, var/amount=null)
+	recipes = sinew_recipes
+	return ..()
 		/*
  * Plates
  		*/
diff --git a/code/game/objects/items/weapons/handcuffs.dm b/code/game/objects/items/weapons/handcuffs.dm
index aa0f83182a8..fb853902287 100644
--- a/code/game/objects/items/weapons/handcuffs.dm
+++ b/code/game/objects/items/weapons/handcuffs.dm
@@ -67,6 +67,15 @@
 		qdel(src)
 	return
 
+/obj/item/weapon/restraints/handcuffs/sinew
+	name = "sinew restraints"
+	desc = "A pair of restraints fashioned from long strands of flesh."
+	icon = 'icons/obj/mining.dmi'
+	icon_state = "sinewcuff"
+	item_state = "sinewcuff"
+	breakouttime = 300 //Deciseconds = 30s
+	cuffsound = 'sound/weapons/cablecuff.ogg'
+
 /obj/item/weapon/restraints/handcuffs/cable
 	name = "cable restraints"
 	desc = "Looks like some cables tied together. Could be used to tie something up."
diff --git a/code/modules/mob/living/simple_animal/hostile/mining_mobs.dm b/code/modules/mob/living/simple_animal/hostile/mining_mobs.dm
index a7186efb514..82c1949e81d 100644
--- a/code/modules/mob/living/simple_animal/hostile/mining_mobs.dm
+++ b/code/modules/mob/living/simple_animal/hostile/mining_mobs.dm
@@ -635,7 +635,7 @@
 	stat_attack = 1
 	robust_searching = 1
 	loot = list()
-	butcher_results = list(/obj/item/weapon/ore/diamond = 2, /obj/item/stack/sheet/sinew = 1, /obj/item/stack/sheet/bone = 1)
+	butcher_results = list(/obj/item/weapon/ore/diamond = 2, /obj/item/stack/sheet/sinew = 2, /obj/item/stack/sheet/bone = 1)
 
 //Goliath
 
diff --git a/icons/obj/mining.dmi b/icons/obj/mining.dmi
index 5159a28fcb6..28259f75fc5 100644
Binary files a/icons/obj/mining.dmi and b/icons/obj/mining.dmi differ