Subject to the terms and conditions hereof, each Revolving Lender severally agrees to make revolving credit loans in Dollars (“Revolving Loans”) to the Borrower from time to time during the Revolving Commitment Period in an aggregate principal amount at any one time outstanding that, when added to such Lender’s Revolving Percentage of the sum of # LC Obligations then outstanding and # the aggregate principal amount of the Swingline Loans then outstanding, does not exceed the amount of such Lender’s Revolving Commitment. During the Revolving Commitment Period the Borrower may use the Revolving Commitments by borrowing, prepaying the Revolving Loans in whole or in part, and reborrowing, all in accordance with the terms and conditions hereof. The Revolving Loans may from time to time be Eurodollar Loans or ABR Loans, as determined by the Borrower and notified to the Revolving Facility Administrative Agent in accordance with [Sections 2.5 and 2.12]2].

Incremental Commitments. The Borrower may at any time or from time to time after the Closing Date, by notice to the Administrative Agent (an “Incremental Loan Request”), request one or more new commitments (each, an “Incremental Facility”) which may be in the same Facility as any outstanding Term Loans of an existing Class of Term Loans (a “Term Loan Increase”), a new Class of Term Loans (collectively with any Term Loan Increase, the “Incremental Term Commitments”), in the same Facility as any outstanding Revolving Credit Loans of an existing Class of Revolving Credit Loans (a “Revolving Credit Loan Increase”), a new Class of Revolving Credit Loans (collectively with any Revolving Credit Loan Increase, the “Incremental Revolving Credit Commitments”, and collectively with the Incremental Term Commitments, the “Incremental Commitments”), whereupon the Administrative Agent shall promptly deliver a copy of such Incremental Loan Request to each of the Lenders.

Subject to the terms and conditions set forth herein and in the Amendment and Restatement Agreement No. 1, each Rollover Initial Term Lender severally agrees to exchange its Exchanged Term Loans for a like principal amount of Initial Term Loans on the First Restatement Effective Date. Subject to the terms and conditions set forth herein and in the Amendment and Restatement Agreement No. 1, each Additional Refinancing Term Loan Lender severally agrees to make an Additional Initial Term Loan (which shall be considered an increase to (and part of) the Initial Term Loans) to the Borrowers pursuant to a single drawing on the First Restatement Effective Date in the principal amount equal to its Initial Term Loan Commitment on the First Restatement Effective Date. The Borrowers shall prepay the Non-Exchanged Term Loans with a like amount of the gross proceeds of the Additional Initial Term Loans and the Unsecured Notes, substantially concurrently with the receipt thereof. The Borrowers shall pay to the Rollover Lenders immediately prior to the effectiveness of the Amendment and Restatement Agreement No. 1 all accrued and unpaid interest on the Term B-1 Loans to, but not including, the First Restatement Effective Date on such First Restatement Effective Date. The Initial Term Loans shall have the terms set forth in this Agreement and the other Loan Documents, including as modified by the Amendment and Restatement Agreement No. 1, it being understood that the Initial Term Loans (and all principal, interest and other amounts in respect thereof) will constitute “Obligations” under this Agreement and the other Credit Documents. The Initial Term Loans # shall be denominated in U.S. Dollars, # shall be, except as hereinafter provided, at the option of the Lead Borrower, incurred and maintained as, and/or converted into, one or more Borrowings of Base Rate Term Loans or LIBO Rate Term Loans, provided that except as otherwise specifically provided in Section 2.10(b), all Initial Term Loans comprising the same Borrowing shall at all times be of the same Type and # shall be made by each such Lender in that aggregate principal amount which did not exceed the Initial Term Loan Commitment of such Lender on the First Restatement Effective Date (before giving effect to the termination thereof pursuant to [Section 4.02(a)(i)]). Once repaid, Initial Term Loans may not be reborrowed.

(i) On the Closing Date, certain Lenders made Initial Term Loans to the Borrowers, which Initial Term Loans # were incurred by the Borrowers pursuant to a single drawing on the Closing Date, # were denominated in U.S. Dollars, # were and shall be, except as hereinafter provided, at the option of the Lead Borrower, incurred and maintained as, and/or converted into, one or more Borrowings of Base Rate Term Loans or LIBO Rate Term Loans, provided that except as otherwise specifically provided in Section 2.10(b), all Initial Term Loans comprising the same Borrowing shall at all times be of the same Type and # were made by each such Lender in that aggregate principal amount which did not exceed the Initial Term Loan Commitment of such Lender on the Closing Date (before giving effect to the termination thereof pursuant to Section 4.02(a)(i)). Once repaid, Initial Term Loans may not be reborrowed.

. Subject to the terms and conditions hereof, each Dollar Term Lender severally agrees to make a term loan (a “Dollar Term Loan”) to the Borrower in Dollars in a single borrowing on the Funding Date in an amount not to exceed the amount of the Dollar Term Commitment of such Lender. The Dollar Term Loans may from time to time be Eurocurrency Loans or ABR Loans, as determined by the Borrower and notified to the Administrative Agent in accordance with Sections 2.2 and 2.12. The Dollar Term Lenders’ commitments to make the Dollar Term Loan shall expire on the earlier to occur of 5:00 P.M. on the Funding Date and ​, 2021 if the Funding Date has not occurred by such date. Amounts paid or prepaid in respect of Dollar Term Loans may not be reborrowed.

During the Revolving Commitment Period, subject to the terms and conditions hereof, including, without limitation delivery of an updated Borrowing Base

The failure of any Lender to make the Term Loan on the Closing Date shall not relieve any other Lender of its obligation (if any) to make its Loan on the applicable date, but no Lender shall be responsible for the failure of any other Lender to make the Term Loan to be made by such other Lender.

Cash Commitments. Subject to the terms and conditions set forth herein, the aggregate cash Capital Contributions committed by Bayer to the capital of the Company is $56,000,000 (the “Bayer Cash Commitment”). The Bayer Cash Commitment will be payable as Cash Injections in immediately available funds (in US dollars) pursuant to wire transfer instructions provided to Bayer prior to the applicable Funding Date. Subject to the terms and conditions set forth herein, the Company will provide Bayer a written invoice, including the due date for and the amount of any Cash Injection required to be made to the Company hereunder, together with the wire instructions for such Cash Injection (it being acknowledged that the financial institution to which such Cash Injection will be transmitted will be the bank account of the Company, which financial institution will be reasonably acceptable Bayer), prior to the Closing Date (for the Initial Cash Injection) and at least ​ in advance of the due date of any other Cash Injection.

OPERATIONAL COMMITMENTS. As an inducement and consideration for Contractor to amend the Agreement as provided for in Sections 5 “Access Rights;Transloading Rights; Additional Facilities” and 6 “[Exhibit 1]” of this Amendment 1, Company agrees to use Solaris Oilfield Site Services Operating, LLC, an affiliate of Contractor,for Company’s well site proppant storage commitments as specified in [Schedule A] of the commercial terms ​. Such rentals and commitments will be governed by the Master Service and Supply Agreement for Exploration and Production ​, including any work orders issued thereunder, between Company and Solaris Oilfield Site Services Operating, LLC. In the event Company breaches this Section 4, the amendments in Sections 5 “Access Rights;Transloading Rights; Additional Facilities” and 6 “[Exhibit 1]” below shall be subject to revision at the reasonable discretion of Contractor, which does not hinder Company from fulfilling its obligations under Section 7 “[Exhibit 2]”. For the avoidance of doubt, each of Company and Contractor agree that ​ shall be sufficient to allow Company to fulfill its obligations under Section 7 “[Exhibit 2]”; however, Contractor may, in its sole discretion, agree to provide Company with more storage.

Revolver Commitments. The Revolver Commitments shall terminate on the Maturity Date. Borrowers may reduce the Revolver Commitments, without premium or penalty, to an amount not less than (other than in connection with the payment in full of the Obligations and the termination of all Commitments) the greater of # the sum of # the Revolver Usage as of such date, plus # the principal amount of all Advances not yet made as to which a request has been given by Borrowers under Section 2.3(a), plus # the amount of all Letters of Credit not yet issued as to which a request has been given by Borrowers pursuant to Section 2.11(a) and (ii) $100,000,000. Each such reduction shall be in an amount which is not less than $5,000,000, shall be made by providing not less than ten (10) Business Days prior written notice to Agent and shall be irrevocable. Once reduced, the Revolver Commitments may not be increased. Each such reduction of the Revolver Commitments shall reduce the Revolver Commitment of each Lender proportionately in accordance with its Pro Rata Share thereof.