Introducing a NEW Posture Collar from Sinvention.  Our original Posture Collars can be a bit much for some as they are quite tall and strict so we have now added one that is less severe.  This new Posture Collar features all the same goodness but offers just a tad less height.  We have elevated the classic design of a loc..

Introducing a NEW Posture Collar from Sinvention.  Our original Posture Collars can be a bit much for some as they are quite tall and strict so we have now added one that is less severe.  This new Posture Collar features all the same goodness but offers just a tad less height.  We have elevated the classic design of a locking postu..

Strict control and superb quality with black and red bridle leather! Handcrafted with skill and perfection. This fully functional and beautiful locking bondage collar is constructed in the same manner as our Purgatory series cuffs. Red top stitching and red lining leathers, extra strong solid steel rivets on the front welded dee offer that extra bi..

Strict control and superb quality bridle leather! Handcrafted with skill and perfection. This fully functional and beautiful locking collar is constructed in the same manner as our Classic Deluxe series cuffs. Extra strong decorative screw rivets on the front dee offer that extra bit of bling for your slave or pet.  This collar features a lock..

Strict control and superb quality with black and red bridle leather! Handcrafted with skill and perfection. This fully functional and beautiful locking bondage collar is constructed in the same manner as our Classic Deluxe series cuffs. Blue top stitching, extra strong solid steel rivets on the front welded dee offer that extra bit of bling..

Strict control and superb quality with black and red bridle leather! Handcrafted with skill and perfection. This fully functional and beautiful locking bondage collar is constructed in the same manner as our Classic Deluxe series cuffs. Blue top stitching, extra strong solid brass rivets on the front welded dees offer that extra bit of bling ..

Pure and simple.  The Purity collar is a new narrow version of our very popular collar from our Slim & Sexy collection.  At just 1" wide overall this collar is great for extended wear.  The easy to use locking post closure works with most small padlocks.  This narrow design allows for full range of head motion without added ..

Pure and simple.  The Purity collar is a new narrow version of our very popular collar from our Slim & Sexy collection. At just 1" wide overall this collar is great for extended wear.  The easy to use locking post closure works with most small padlocks.  This narrow design allows for full range of head motion without added ..

New for spring is this Rainbow Slick hardware.  We've taken one of our best selling collars and updated it.  Crafted with 8oz. to 10oz. English Bridle leather with rounded and dyed edges.  This collar is 3/4" wide and features a matching non-locking roller buckle.  Regular fits 12 inches to 15.5 inchesLarge fits 15.5 inches to..

This is a leather add on for a stainless steel round stock Eternity style collars.  A client wanted to use a lead with their collar but was concerned about possibly damaging or scratching the metal, they tasked us to come up with something that would help.  We have created this leather loop that can be snapped on and off the collar and pr..

When you need saving, reach for Sinvention Salvation restraints!  Lovingly handcrafted using our premium hand selected leathers, you won't find much better than these cuffs.  Great for beginners and serious bondage aficionados alike. The Angel Edition features our baby pink heavy bridle leathers with hand finished contrasting white edges,..

Your slave will obey you once they are locked in this handmade Leather bondage collar by Sinvention. A two ply soft yet heavy glove leather collar with an English Bridle leather top strap and locking buckle. Features welded heavy dees and drilled solid steel rivet construction for a lifetime of use.  Soft and comfortable to wear for exten..

We just can't get enough of this blue & black colour combination!  Soft royal blue leather with an expertly finished heavy bridle locking top strap offer a lifetime of comfort.  A reverse leather tuck loop at the buckle end keeps things neat and tidy when worn on a smaller size.  The hanging dee is a great option to be le..

Your slave will obey you once they are locked in this handmade Leather bondage collar by Sinvention. A two ply soft yet heavy glove leather collar with an English Bridle leather top strap and locking buckle. Features welded heavy dees and drilled solid steel rivet construction for a lifetime of use.  Soft and comfortable to wear for ..

Your slave will obey you once they are locked in this handmade Leather bondage collar by Sinvention. A two ply soft yet heavy glove leather collar with an English Bridle leather top strap and locking buckle. Features welded heavy dees and drilled solid steel rivet construction for a lifetime of use.  Soft and comfortable to wear for ..