This year's Being Guitar Summit Vol.06 concert good was a stainless steel thermos bottle and it now can be purchased online on Musing :
The stainless steel thermos bottle is sold at ¥3,200 and Musing will ship it to buyers from beginning of this month onwards :
こちらの商品を含むご注文は9月上旬ごろより順次発送となります。
http://www.bgv.jp/shop/detail_shop.php?item_id=7902
http://musing.jp/shop/guitar_summit/