14 Photos #Comprehensive Offering of "Osekkai" (Helpfulness) #More Roll Cores Available Comments before purchase: Not needed at all. Immediate purchase: Highly welcome ('◇')ゞ ----------------------- Paper tubes from commercial wrap rolls 15 pieces Bulk sale Brown and plain. Total length: 51.5cm Outer diameter: 6cm ↓↓↓ - Roughly the same thickness as a 500ml plastic bottle. - Thinner than a 350ml can. - Slightly thicker than a 185ml short can. - Significantly thicker than the core of a 30cm Saran Wrap or a toilet paper roll. (Photos 7-12) Inner diameter: 5cm Weight: 267g - 270g Paper thickness: 5mm ----------------------- Slightly thick. Slightly light. Recycled paper cores (empty cores) from wrap (commercial stretch film) Used and reused ⇒ Set sale. They are reasonably long. They are reasonably cheap. ----------------------- I gathered used commercial round cores from the field ( ^ｏ^)b Although they are reused, the cosmetic surface of the round tubes is quite clean. I think the length, weight, thickness, and diameter are all in good shape! However, empty cores from various wrap companies are mixed in. Please understand this when purchasing in bulk m(_ _)m I will pack the paper tubes with rain protection and be ready for quick shipping ('◇')ゞ For all Mercari users who want to utilize cardboard cores as DIY craft materials! We are waiting for your purchase contact for bulk sales. ※ Wrap cores are officially called: Hard paper tubes Round cores Hard round tubes Round cylinders etc. Just a side note (;^ω^) ----------------------- You can step on the wrap core with the soles of your feet and roll it around, it feels good. It's like a health device. Also a side note...