20cm [no need to punch holes, just stick it on and use it]

30cm [no need to punch holes, just stick it on and use it]

40cm [no need to punch holes, just stick it on and use it]

50cm [no need to punch holes, just stick it on and use it]

60cm [no need to punch holes, just stick it on and use it]

70cm [no need to punch holes, just stick it on and use it]

80cm [no need to punch holes, just stick it on and use it]

40+50cm can be spliced ​​into 90cm

50+50cm can be spliced ​​into 100cm

60+60cm can be spliced ​​into 120cm

70+70cm can be spliced ​​into 140cm

80+80cm can be spliced ​​into 160cm