definiens: for any period means gross sales of the Products bi lled and shipped by K2 M or its Affiliates, or K2 M ’s permitted licensees or assigne es, less allowances and discounts actually given, f ees or commissions to salesmen or sales representatives ( r egardless whether such salesman or sales representa tive is an independent agent or employee of K2 M, provided, how ever, that such deduction of fees or commissions to sales representatives shall not exceed 25 % of gross sales of Products, in the aggregate ), returns, invoices written off as uncollectible ( except if and insofar as such invoic es are subsequently collected ), billed taxes ( other than income taxes ) and customs duties paid by K2 M or its Affili ates, or K2 M ’s permitted licensees or assignees, co sts of insurance and transportation, freight and transit i nsurance and tax, rebates and administrative fees o r the like associated with group purchasing organization contracts or independent dealer network contracts o r the like, and shall not include samples or demons tration materials or any sale to K2 M employees or employees of K2 M ’s Affiliates, permitted licensees or assign ees, or independent sales representatives for any reason ot her than resale . The term shall not inc lude ( i ) sales directly or indirectly between the Partie s, ( ii ) sales by independent distributors ( but shall i nclude sales to such independent distributors ), ( iii ) sales between K2 M and its Affiliates, permitt ed licensees or permitted assignees