Bassanio Shoes is crafted with Tailoring in Mabinogi (shoes). This page lists everything needed to make it, checked against the game as it exists today. The interactive planner lives in the Tailoring Companion.
How to get the sewing pattern
The sewing pattern is rank unknown and survives 30 uses; every crafting attempt spends one use.
No working source exists today. Player trades and the auction house are the only path.
Materials
Expect about 4 attempts per finished item (25% average progress per attempt). Per-attempt materials are consumed on every attempt; finishing materials once per item.
Each attempt uses
3× Ancient Beast Hide — Reward from Hard and Elite shadow missions like Taillteann Defensive Battle.
1× Tough String — weaving Thick Thread Balls
10× Common Leather — low-rank Weaving skill output
Finishing (once per item)
5× Tough Thread — weaving Thin Thread Balls
5× Finest Finishing Thread — Buy directly from any general goods NPC shop.