Ray-Ban 3721 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

Size

color

11 - GREY GRADIENT - PLASTIC

13 - BROWN GRADIENT - PLASTIC

71 - DARK GREEN - PLASTIC

87 - DARK GREY - PLASTIC

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Are your Ray-Ban 3721 lenses scratched or have they lost visual clarity? Restore your vision and style with Genuine Replacement Lenses for the 3721 model-your official and secure solution against counterfeits. Protect your investment with Original spare parts, designed precisely for the 3721, ensuring optimal optical performance, perfect fit, and lasting durability.

Polycarbonate Technology & UV Protection

The Genuine Replacement Lenses for the 3721 are crafted from impact-resistant, lightweight polycarbonate, guaranteeing clarity and uniform light transmission. Standard UV protection shields your eyes daily from harmful ultraviolet rays, as expected from Ray-Ban quality.

3721 Model Compatibility

Check your frame’s inner temple for the 3721 model code and 59 size, ensuring total compatibility before replacing.

Original spare parts by Luxottica, precisely engineered for the 3721 model.
Available in: 87 – DARK GREY – PLASTIC, 11 – GREY GRADIENT – PLASTIC, 13 – BROWN GRADIENT – PLASTIC, 71 – DARK GREEN – PLASTIC.
Dimensions: Diameter 67 mm / Height 45 mm / Base curve 6.
Restore both function and appearance for your Ray-Ban 3721 with only official replacement lenses.