Quick Summary
Yusimu heavy duty boot and shoe laces are round black laces in a 120cm length. The stated 4.5mm thickness and round shape are the key details to check if you want replacement laces for boots, shoes or trainers.
They are described as wear-resistant polyester weave laces with double inner cores. The wording also points to everyday wear and use with rugged footwear, so the main buying check is whether 120cm is the right length for your shoes or boots.
Who It Is Best For
These laces are aimed at buyers replacing worn boot or shoe laces and at anyone looking for a black round lace in the stated 120cm length. They are also presented for walking boots, trainers, steel toe caps, tactical gear and other rugged outdoor footwear.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | Yusimu, for buyers who want the listed product identity kept clear. |
| Product type | Heavy duty boot and shoe laces for replacement use. |
| Shape | Round laces, which is important when matching an existing lace style. |
| Thickness | 4.5mm, a key fit detail for eyelets and the feel of the lace. |
| Colour | Black, for buyers matching footwear or replacing dark laces. |
| Length | 120cm, so check this against your current lace length before ordering. |
| Material detail | Wear-resistant polyester weave with double inner cores, as stated in the description. |
What To Know Before You Buy
Check the 120cm length against your current laces before ordering, as lace length affects how your footwear ties and fits. The round 4.5mm profile is another important match point if you are replacing an existing pair. The description also presents the laces as a replacement option for boots, shoes and trainers, so confirm that the style suits your footwear.
Common Buyer Questions
Are these laces round?
Yes, they are stated as 4.5mm round laces.
What colour are they?
They are black.
What length are they?
They are 120cm long.
What are they described as being made from?
They are described as a wear-resistant polyester weave with double inner cores.
Final Buying View
If you need black replacement laces with a round 4.5mm profile and a stated 120cm length, this Yusimu pair is a clear option to compare against your current footwear requirements. Check the length and lace style carefully before ordering.












