Specifications and models:

30*45 (can hold 5kg meters)_standard 50

30*45 (can hold 5kg meters)_standard 100

35*60 (can hold 10kg meters)_standard 50

35*60 (can hold 10kg meters)_standard 100

40*62 (can hold 15kg meters)_standard 50

40*62 (can hold 15kg meters)_standard 100

45*77 (can hold 25kg meters)_standard 50

45*77 (can hold 25kg meters)_standard 100

45*77 (can hold 25kg meters)_thickened 50

50*82 (can hold 30kg meters)_standard 50

50*82 (can hold 30kg meters)_standard 100

50*90 (can hold 40kg meters)_standard 50

50*90 (can hold 40kg meters)_standard 100

55*97 (can hold 50kg meters)_standard 50

55*97 (can hold 50kg meters)_standard 100

60*102 (can hold 55kg meters)_standard 50

60*102 (can hold 55kg meters)_standard 100

65*110 (can hold 60kg meters)_standard 50

65*110 (can hold 60kg meters)_standard 100