Features:_x000D_ _x000D_ High precision polished for sleek appearance. _x000D_ Marine grade 304 stainless steel - superior strength and rust resistance. _x000D_ Marine grade 304 stainless steel - superior strength and rust resistance. _x000D_ Non-rusting stainless steel ring - versatile strap, binding and rigging hardware. _x000D_ Rings are sized by ring thickness and inside diameter. _x000D_ _x000D_ Specification:_x000D_ Material: 304 Stainless Steel_x000D_ Color: Silver_x000D_ Thickness*Inner Diameter Type: 6*25mm, 6*30mm, 6*35mm, 6*40mm, 6*45mm, 6*50mm, 6*60mm, 6*80mm (Optional)_x000D_ Package Weight: Approx. 23-66g/0.8-2.3oz_x000D_ Application: Yoga rings, pets, diving, rock climbing, mountain climbing, etc._x000D_ Size Chart:_x000D_ Model Thickness * Inner Diameter_x000D_ 06025 6mm * 25mm_x000D_ 06030 6mm * 30mm_x000D_ 06035 6mm * 35mm_x000D_ 06040 6mm * 40mm_x000D_ 06045 6mm * 45mm_x000D_ 06050 6mm * 50mm_x000D_ 06060 6mm * 60mm_x000D_ 06080 6mm * 80mm_x000D_ _x000D_ Package list:_x000D_ 1 * Welded O Ring 1High precision polished for sleek appearance. 2Marine grade 304 stainless steel - superior strength and rust resistance. 3Marine grade 304 stainless steel - superior strength and rust resistance. 4Non-rusting stainless steel ring - versatile strap, binding and rigging hardware. 5Rings are sized by ring thickness and inside diameter.