Lee Rubber Products categorizes its standard bands by the groups listed below:

Ultimate...Very high-quality bands with the highest count and stretch per pound.  Very soft feel.
Premium...Excellent strength.  High count per pound.Great for reuse.  Soft stretch. 
                 Wide size & color range.
Standard...High tensile strength.   Good for industrial applications.  Wide size range
                 and many colors are available.
Economy...Low cost band with firm stretch.  Heavier band.  Good tensile strength.

Consult the chart for appoximate number counts per pound of product in each classification.
For more information on how rubber bands are sized and a list of more available sizes, click here.
 

Size	Length"	Width"	Count Per Pound
			Ultimate	Premium	Standard	Economy
8	7/8	1/16	7455	7100	5200	N/A
10	1 1/4	1/16	5300	5000	3700	N/A
12	1 3/4	1/16	3850	3400	2500	N/A
14	2	1/16	3380	3100	2250	2000
16	2 1/2	1/16	2675	2500	1800	1600
18	3	1/16	2205	2100	1480	1370
19	3 1/2	1/16	1890	1750	1250	1110
27	1 1/4	1/8	N/A	2400	N/A	N/A
30	2	1/8	1770	1500	1150	1025
31	2 1/2	1/8	1330	1200	850	800
32	3	1/8	1100	950	700	640
33	3 1/2	1/8	970	850	600	560
57	1 3/4	1/4	N/A	700	N/A	N/A
62	2 1/2	1/4	720	600	450	N/A
63	3	1/4	600	N/A	380	N/A
64	3 1/2	1/4	490	440	320	275
73	3	3/8	360	320	240	N/A
74	3 1/2	3/8	320	275	200	N/A
82	2 1/2	1/2	320	300	230	N/A
84	3 1/2	1/2	240	210	150	N/A
94	3 1/2	3/4	N/A	140	N/A	N/A
105	5	5/8	95	70	60	N/A
107	7	5/8	60	50	40	N/A
117A	7	1/16	600	500	400	N/A
117B	7	1/8	300	250	220	150
Certain sizes above are available in stock colors. Custom colors and sizes are available for quote upon request. Please call for available packaging.