pixlis.com
More wallpapers at
xmple.com
Various seamless background images and wallpaper patterns:
326
726
926
1026
1076
1106
1116
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1136
1146
1176
1226
1326
1526
1926