Titan Multi-Tool Collar Stays x4 Standard Lengths Distributed in SERE (Survival Evasion Resistance Escape) Kits around the world Set of 4 (2 pairs) 100% Titanium (non-magnetic and TSA-friendly) Fits all spread, wide spread, close spread, and semi-spread collars Integrated tools: half-phillips screwdriver, slotted screwdriver, thread cutter, bottle opener