Original Ray-Ban RB3749 Replacement Lenses

Size chart

Clothing Size Conversion Chart
Category	US	EU	UK	Chest (in)	Waist (in)	Hips (in)
Men	XS	44	34	32-34	26-28	33-35
	S	46	36	34-36	28-30	35-37
	M	48	38	38-40	32-34	39-41
	L	50	40	42-44	36-38	43-45
	XL	52	42	46-48	40-42	47-49
Women	XS	32	6	31-32	24-25	33-34
	S	34	8	33-34	26-27	35-36
	M	36	10	35-36	28-29	37-38
	L	38-40	12-14	37-39	30-32	39-41
	XL	42	16	40-42	33-35	42-44
Youth	XS	128	7	26-28	23-24	26-28
	S	134	8	28-30	24-25	28-30
	M	140	10	30-32	25-26	30-32
	L	146	12	32-34	26-27	32-34
	XL	152	14	34-36	27-28	34-36

Pants Size Conversion Chart
Category	US	EU	UK	Waist (in)	Hip (in)	Inseam (in)
Men	28	44	28	28	34	30
	30	46	30	30	36	31
	32	48	32	32	38	32
	34	50	34	34	40	33
	36	52	36	36	42	34
Women	0	32	4	24	34	30
	2	34	6	25	35	30
	4	36	8	26	36	31
	6	38	10	27	38	32
	8	40	12	28	40	32

Shoes Size Conversion Chart
Category	US	EU	UK	Foot Length (in)
Men	6	39	5.5	9.25
	7	40	6.5	9.625
	8	41	7.5	10
	9	42	8.5	10.25
	10	43	9.5	10.625
	11	44	10.5	11
	12	45	11.5	11.25
	13	46	12.5	11.625
Women	5	35	2.5	8.5
	6	36	3.5	8.875
	7	37	4.5	9.25
	8	38	5.5	9.625
	9	39	6.5	10
	10	40	7.5	10.25
	11	41	8.5	10.625
	12	42	9.5	11
M (Unisex)	5	37	4.5	8.75
	6	38	5.5	9
	7	39	6.5	9.5
	8	40	7.5	10
	9	41	8.5	10.25
	10	42	9.5	10.625
	11	43	10.5	11
	12	44	11.5	11.25

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Restore Your Ray-Ban RB3749 Sunglasses with Original Replacement Lenses

Bring your Ray-Ban RB3749 sunglasses back to life with these 100% original replacement lenses, manufactured and distributed by Luxottica. Enjoy a flawless fit, official Ray-Ban quality, and the iconic RB logo when applicable. These are the only lenses that guarantee the authentic look and optical performance your sunglasses deserve.

Designed to match the original factory specifications, these lenses ensure perfect compatibility and superior sun protection. Don’t settle for imitations-choose official Ray-Ban replacement lenses to maintain the unique style and comfort of your RB3749 sunglasses.

Technical Specifications & Materials

Compatibility: Exclusively for Ray-Ban RB3749. Always check the exact model code on your frame.
Available sizes: 55 mm and 58 mm (verify your size on the inside of the temple).
Lens diameter: 57 mm and 60 mm depending on the variant.
Lens material: High-quality crystal, as used in the original model.
Shape: Irregular, specifically designed for RB3749.
Base curve: 6 base for optimal fit and protection.
Available colors: 51 – Clear Gradient Brown, 3F – Clear Gradient Blue, 31 – Green, C5 – Red, R5 – Blue, 71 – Gradient Grey, 58 – Green Polarized, 4E – Green. All in original Ray-Ban crystal.
Use: Sunglasses, UV protection, and visual comfort.
Target: Adult.
Product type: Official Ray-Ban replacement, not compatible or generic.

How to Check Your Exact Model and Size

To ensure compatibility, follow these steps:

Locate the model code (RB3749) on the inside of the temple arm.
Check the size (e.g., 55 or 58) printed next to the model code.
Verify the color code if you need a specific tint.
If unsure, compare your current lenses’ shape and dimensions with the specifications above.