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Original Ray-Ban RB4451 Replacement Lenses

Price range: $17.99 through $26.99

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

color

31 - GREEN - CRYSTAL

33 - BROWN - CRYSTAL

51 - BROWN LIGHT GRADIENT- CRYSTAL

58 - GREEN POLARIZED - CRYSTAL

71 - GREY GRADIENT - CRYSTAL

B1 - DARK GREY - CRYSTAL

R5 - BLUE - CRYSTAL

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Description
Additional information

Description

Restore Your Ray-Ban RB4451 with Original Replacement Lenses

Bring your Ray-Ban RB4451 sunglasses back to life with these official replacement lenses. Manufactured and distributed by Ray-Ban/Luxottica, each lens features the authentic RB logo, ensuring genuine quality, perfect fit, and full UV protection. Choose original parts to maintain the integrity, comfort, and iconic look of your Ray-Ban frames.

With these lenses, your Ray-Ban RB4451 regains its original clarity and style. Don’t compromise on vision or design-only official Ray-Ban replacements guarantee compatibility and premium finish.

Technical Specifications and Materials

Compatibility: Designed exclusively for Ray-Ban RB4451 frames.
Available sizes: 50 mm and 53 mm diameter.
Lens height: 44 mm and 46 mm depending on size.
Available lens colors:
- 31 – Green crystal
- 58 – Green polarized crystal
- B1 – Dark grey crystal
- 71 – Grey gradient crystal
- R5 – Blue crystal
- 33 – Brown crystal
- 51 – Brown light gradient crystal
Lens material: High-quality mineral crystal (as per original reference).
Shape: Irregular, tailored for RB4451.
Use: Sun protection for adults.
Product type: Official Ray-Ban replacement, not compatible or generic.
Original frame info: Nylon front and metal temples (for reference, not included).

How to Check Your Model and Size

To ensure compatibility, check the inside of your Ray-Ban temple arm:

Find the model code: should read “RB4451”.
Identify the size: usually shown next to the model (e.g., 50 or 53).
Check the color code: often appears after the size and identifies the exact lens tone.
Confirm all details before ordering to guarantee a perfect fit.

Additional information

Size	50 , 53
color	31 – GREEN – CRYSTAL , 33 – BROWN – CRYSTAL , 51 – BROWN LIGHT GRADIENT- CRYSTAL , 58 – GREEN POLARIZED – CRYSTAL , 71 – GREY GRADIENT – CRYSTAL , B1 – DARK GREY – CRYSTAL , R5 – BLUE – CRYSTAL